Vol. III · Deck 12 · The Deck Catalog

The MongolEmpire.

The largest contiguous land empire in human history. From a destitute boy on the steppe to a domain stretching from Korea to the Carpathians — Genghis Khan, his sons, and the order they imposed on Eurasia.


Founded1206
Peak extent24M km²
Pages32
LedeII

OpeningThe empire that re-made Eurasia.

In a single lifetime, a man born under the name Temüjin united the warring tribes of the steppe, conquered northern China, sacked the great cities of Central Asia, and outlived all his rivals. His grandsons completed the rest.

At its 1279 peak under Kublai Khan, the Mongol Empire covered roughly 24 million square kilometres — about 16 percent of the earth's land. It connected, however briefly, China to Persia to Russia to Europe under a single legal order. It killed millions and saved millions; it destroyed cities and built libraries; it carried the Black Death west and silk east.

This deck moves chronologically from the steppe before Genghis to Tamerlane's revival, with stops at the conquests, the four khanates, and the legacy that scholars are still re-evaluating eight centuries on.

Vol. III— ii —
Before the MongolsIII

Chapter IThe steppe.

The Eurasian steppe runs from the Carpathians to Manchuria — five thousand miles of grassland, broken by mountains and rivers, too dry for agriculture but ideal for horses. For three thousand years before the Mongols, it produced one nomadic confederation after another: Scythians, Xiongnu, Xianbei, Göktürks, Uighurs, Khitans, Jurchens.

The pattern was consistent. A charismatic leader unified the clans; the unified force raided or conquered the sedentary civilisations to the south; the empire fragmented within a few generations. The settled peoples — Chinese, Persian, Russian — recorded the steppe as a recurring catastrophe.

By 1200, the dominant powers in the region were the Jin dynasty (Jurchen, ruling north China), the Western Xia (Tangut), the Kara-Khitai (Central Asia), and the Khwarazmian Empire (Persia and Transoxiana). The Mongol tribes were a fragmented periphery, paying tribute to the Jin.

Mongols · The steppe— iii —
TemüjinIV

Chapter IIGenghis Khan's rise.

Born around 1162 (the date is uncertain) on the banks of the Onon River, Temüjin was the son of Yesügei, a minor chieftain of the Borjigin clan. When Temüjin was about nine, Yesügei was poisoned by Tatars; the family was abandoned by the clan and left to subsist on roots, fish, and small game.

The early biography reads as a sequence of escapes and reversals. Captured and enslaved by the Tayichi'ud, Temüjin escaped. His wife Börte was kidnapped by the Merkit; he recovered her with the help of his blood-brother (anda) Jamukha and his patron Toghrul Khan of the Keraites. By his thirties he was a recognised leader; by his forties he had defeated, killed, or absorbed all his rivals.

The 1206 kurultai (assembly of chiefs) on the Onon River proclaimed him Genghis Khan — the title's etymology is debated, but the meaning is clear: universal ruler. He was around forty-four years old.

Mongols · Genghis— iv —
The sourceV

Chapter IIIThe Secret History.

Almost everything we know about Genghis from a Mongol perspective comes from a single document: The Secret History of the Mongols (Mongγol-un Niγuča Tobčiyan), composed around 1240, shortly after his death. It survives only in a Chinese-character transliteration of the original Mongolian, made for Ming-dynasty translators.

The text is unlike anything else in the medieval canon. It mixes saga, oral epic, royal chronicle, and shamanic vision. The young Temüjin appears as a fugitive, a thief, occasionally a coward; his mother Hoelun, his wife Börte, and his shaman Teb Tengri are vivid characters. The narrative voice is intimate and often critical of its hero.

The Persian historian Rashid al-Din's Compendium of Chronicles (c. 1300) and the Chinese Yuan Shi (1370) supply the outsider perspectives. Together with European observers — John of Plano Carpini, William of Rubruck, Marco Polo — they form the small set of sources from which all Mongol history is reconstructed.

Mongols · Sources— v —
UnificationVI

Chapter IVOne people.

Genghis's first act was to dissolve the tribes. The Tatars, the Keraites, the Merkits, the Naimans — the names that had defined steppe politics for centuries — were broken up and reassigned. Their warriors were folded into a new structure organised not by lineage but by decimal units: groups of 10, 100, 1,000, 10,000 (a tümen).

The unit was now the basic identity. A man's loyalty ran to his commander, not his clan. Promotion was by competence; Genghis routinely elevated commoners over aristocrats. Subutai, his greatest general, was the son of a blacksmith.

The Yassa — Genghis's legal code — formalised the new order. The original text is lost; surviving fragments forbid theft, adultery, the killing of envoys, and disrespect for any religion. Religious tolerance was law: Mongol commanders were Buddhist, Muslim, Christian, Tengrist, sometimes simultaneously.

Mongols · Unification— vi —
The armyVII

Chapter VThe military machine.

The Mongol army was the most effective fighting force of the pre-modern world. Four innovations made it so.

The composite recurve bow. Made of wood, horn, and sinew, it had a draw weight of around 70 kg — more than the English longbow — and could be fired accurately from horseback at 200 metres. A Mongol horseman carried two: one for long range, one for close work.

Light cavalry mobility. Each warrior travelled with three to five horses, rotating mounts. A Mongol army could cover 100 km a day for weeks. They campaigned in winter when rivers froze and grass was accessible under snow — the seasons when settled armies stood down.

Decimal organisation. The 10/100/1,000/10,000 structure allowed armies of 100,000+ to manoeuvre as a single coordinated body across hundreds of miles, communicating by signal flag, fire, and the famous yam postal relay system.

The feigned retreat. The signature tactic. A Mongol force engages, breaks, flees for hours or days; the pursuing enemy strings out, exhausts his horses, separates from his supply; the Mongols turn and destroy him on chosen ground.

Mongols · Military— vii —
The westVIII

Chapter VIKhwarazm.

The Khwarazmian Empire — covering modern Iran, Uzbekistan, Turkmenistan, and Afghanistan — was the dominant Muslim power of the early 13th century, ruling a population perhaps thirty times larger than the Mongols'. In 1218, Genghis sent a 450-man trade caravan to its frontier city, Otrar.

The governor of Otrar, suspicious or greedy, executed the merchants and seized their goods. Genghis sent envoys demanding redress; Shah Muhammad II of Khwarazm killed them. The reply was the 1219 invasion.

What followed is one of the most catastrophic conquests in history. Bukhara (1220), Samarkand (1220), Urgench (1221), Merv (1221), Nishapur (1221) — each a major centre of Islamic civilisation, each largely destroyed. Population estimates for Merv's massacre run from 700,000 (Persian sources) downward; the lower modern estimates are still in the tens of thousands. The Shah died fleeing across the Caspian; his son Jalal al-Din was hunted across Afghanistan and India.

By 1223 the campaign was over. The Khwarazmian Empire had ceased to exist.

Mongols · Khwarazm— viii —
Pax MongolicaIX

Chapter VIIThe Mongol peace.

The conquest was followed, paradoxically, by a period of unusually safe long-distance travel. The Pax Mongolica (c. 1250–1350) was the only sustained period in pre-modern history when a single political order ran from the Black Sea to the Yellow.

The yam postal system maintained relay stations every 25 to 50 miles. A merchant or imperial messenger with the correct paiza (passport tablet) could travel from Constantinople to Beijing in safety. The contemporary saying, recorded by the Persian historian Juvayni: "A virgin with a sack of gold could ride from one end of the empire to the other."

What moved on those roads: silk, spices, paper-making, gunpowder, plague bacilli, Tibetan Buddhism, Nestorian Christianity, Persian astronomy, Chinese medicine, and the news of distant lands that prompted European exploration two centuries later. The 1271 journey of the Polos was made possible by the order Genghis imposed.

Mongols · Pax— ix —
FIG. 1
Genghis Khan.
Genghis Khan (~1162-1227) — founder of the Mongol Empire, the largest contiguous land empire in history.
Death of GenghisX

Chapter VIII1227.

Genghis Khan died on 25 August 1227, during a campaign against the Western Xia. The cause is uncertain — a fall from his horse some weeks earlier, possibly typhus, possibly an arrow wound, possibly assassination by a captured Tangut princess (this last almost certainly legend). He was around sixty-five.

His death was concealed until the Western Xia capital, Yinchuan, surrendered. The city was then razed and its population massacred — the funeral offering. The body was carried back to Mongolia and buried at a secret location near Burkhan Khaldun, the sacred mountain of the Khentii range. The escort, by Persian and Mongol accounts, killed everyone they encountered on the route to keep the burial place secret.

The tomb has never been found. Modern archaeological surveys (the Albert Yu-Min Lin / National Geographic project, 2008–2015) have identified candidate sites but no definite answer. The Mongolian government does not encourage excavation: the location is considered sacred.

Mongols · Death of Genghis— x —
SuccessionXI

Chapter IXÖgedei.

Genghis had four sons by his principal wife Börte: Jochi (whose paternity was contested — Börte was pregnant when recovered from the Merkits), Chagatai (the legalist), Ögedei (the diplomat), and Tolui (the youngest, by Mongol custom the keeper of the homeland). Jochi died before his father. Genghis named Ögedei his successor.

Ögedei was elected Great Khan at the 1229 kurultai. He was, by all accounts, the most affable of the brothers — a heavy drinker, generous, less martial than Tolui or Subutai. He moved the capital to Karakorum, on the Orkhon valley, and built it as a permanent city in 1235. The site was found by Russian archaeologists in the 19th century; the excavated foundations include a Buddhist temple, a Daoist temple, two mosques, and a Nestorian Christian church — testifying to the Yassa's tolerance.

Under Ögedei the conquests resumed: northern China was completed (the Jin dynasty fell in 1234), Korea was subjugated, and the great western campaign began.

Mongols · Ögedei— xi —
SubutaiXII

Chapter XThe general.

Subutai (c. 1175–1248) is, by any reasonable measure, one of the great commanders in military history. He fought in more than sixty battles and lost almost none. He campaigned from Korea to Hungary across a career of forty years.

His signature campaign — the Great Western Raid of 1220–1223 — was a reconnaissance in force. With his colleague Jebe, Subutai took two tümens (around 20,000 men) around the southern Caspian, defeated the Georgians, crossed the Caucasus, and met a Russo-Cuman force of perhaps 80,000 at the Kalka River (1223). The feigned retreat played out across nine days; the Mongols destroyed the Rus' army and rode home.

Subutai planned the 1237–1242 European campaign and the 1235–1241 Chinese campaigns simultaneously. He was, in modern terms, the Mongol Empire's chief of staff. He died in 1248 of old age, on his estate near the Tula River.

Mongols · Subutai— xii —
RussiaXIII

Chapter XIThe invasion of Rus'.

The full conquest came in winter, 1237–1240, under Batu Khan (Jochi's son) and Subutai. The Mongols advanced when the rivers froze — using the frozen Volga, Oka, and Don as roads through the forest belt that had previously protected the Russian principalities.

Ryazan (December 1237), Vladimir (February 1238), Moscow, Suzdal — taken in sequence. The Mongols paused at the spring thaw, which made the forest roads impassable, then resumed in 1239. Chernigov fell in October 1239; Kiev — the largest city in eastern Europe and the seat of the Rus' church — was sacked on 6 December 1240. The papal envoy John of Plano Carpini, passing the site five years later, recorded that bones still lay in the streets.

The Russian principalities became tributaries of the Golden Horde, the Mongol successor-state in the western steppe. The "Tatar Yoke" lasted until 1480, when Ivan III of Moscow finally renounced tribute. The shape of Russian history — the centralised autocracy, the orientation east rather than west — was set by the centuries under Mongol overlordship.

Mongols · Rus'— xiii —
LiegnitzXIV

Chapter XII1241.

In the spring of 1241, Subutai split his forces. One column under Baidar and Kadan crossed the Carpathians into Poland; the other, under Subutai and Batu, drove into Hungary. The two were coordinated across 500 kilometres of separation — an operational feat unmatched in European warfare for centuries.

On 9 April 1241, the Polish-German army under Henry II the Pious of Silesia met the northern Mongol column at Liegnitz (modern Legnica). Henry's force included Polish knights, Bavarian miners, French Templars, and Teutonic Knights — perhaps 25,000 men. The Mongols destroyed it; Henry's head was paraded on a pike before Liegnitz castle. Two days later, on 11 April, Subutai destroyed the Hungarian army of King Béla IV at the Battle of Mohi. Hungary lay open.

The Mongols wintered on the Hungarian plain. Reconnaissance parties reached the Adriatic and the suburbs of Vienna. There was no military force in Latin Christendom that could stop them.

Mongols · Liegnitz— xiv —
The reprieveXV

Chapter XIIIWhy Europe lived.

On 11 December 1241, Ögedei Khan died at Karakorum. The news reached Batu in Hungary in the early spring of 1242. By Mongol law, all senior princes had to return to the homeland for the kurultai that would elect a successor.

Batu turned the army around and rode east. The European campaign was abandoned. Hungary was left depopulated but ungoverned; Poland and the Holy Roman Empire were spared. The Mongols never returned in force.

Historians have argued for centuries about whether the Mongols would have continued west had Ögedei lived — the Hungarian terrain was at the edge of usable steppe, and the European forests and castles posed problems the Mongols had not fully solved. But the conventional verdict stands: medieval Western Europe was saved by an alcoholic emperor's untimely death, and by a constitutional rule that required his successors to attend his funeral.

Mongols · The reprieve— xv —
MöngkeXVI

Chapter XIVThe second wave.

The succession that followed Ögedei's death was contested. His widow Töregene held the regency from 1242 to 1246; her son Güyük reigned briefly (1246–1248); then the line passed, after a coup engineered by Batu, to Möngke Khan (r. 1251–1259), grandson of Genghis through Tolui.

Möngke was the ablest of the Great Khans after Genghis himself. He restarted the conquests in two directions: his brother Hülegü was sent west, into Persia and Mesopotamia; his brother Kublai was sent south, against Song China. The administration was reformed, the census of the empire completed, the tax system standardised on the Chinese model.

Möngke died in August 1259, campaigning against the Song. The cause — dysentery, an arrow, or cholera at the siege of Diaoyu Fortress — is contested. His death triggered a second civil war between his brothers Kublai and Ariq Böke. The unified empire ended with him; the four khanates that followed never again recognised a single Great Khan in fact.

Mongols · Möngke— xvi —
BaghdadXVII

Chapter XV1258.

The Abbasid Caliphate had ruled the Islamic heartland from Baghdad since 762. Its fall, in February 1258, is the great trauma of medieval Islamic memory.

Hülegü's army arrived at the city on 29 January 1258. The walls were breached on 5 February; the city was sacked from 10 to 20 February. Caliph Al-Musta'sim was rolled in a carpet and trampled to death by horses (Mongol custom forbade the spilling of royal blood directly on the ground). Estimates of the dead range from 90,000 (low) to over 200,000.

The destruction of the House of Wisdom (Bayt al-Hikma) — the great library of the Abbasid caliphate — is a particular loss. Persian sources record that the Tigris ran black with ink from the manuscripts thrown in. The figure is rhetorical but the substance is real: an irreplaceable archive of Greek, Persian, and Arabic learning was destroyed in a week.

Hülegü's advance was stopped two years later, in 1260, by the Mamluks of Egypt at the Battle of Ain Jalut in Galilee — the first major battlefield defeat of a Mongol field army. The empire's western limit was set there.

Mongols · Baghdad— xvii —
FIG. 2
Mongol Empire at peak.
The Mongol Empire at its peak (~1294) — from Korea to Hungary, ~24M sq km. Pax Mongolica enabled Silk Road trade.
KublaiXVIII

Chapter XVIKublai Khan.

Kublai (1215–1294), Genghis's grandson via Tolui, defeated his brother Ariq Böke in the 1264 civil war and proclaimed himself Great Khan. In 1271 he formally founded the Yuan dynasty — adopting a Chinese dynastic name (the Yuan, "primal") and presenting himself as the legitimate heir of Chinese imperial tradition.

The capital moved south. Karakorum was abandoned; the new seat was Khanbaliq ("city of the Khan") — modern Beijing. Kublai's summer capital was at Shangdu (Coleridge's Xanadu), in Inner Mongolia. The architecture combined Chinese palace planning with steppe encampment: the imperial gers stood inside the imperial city.

Kublai was a pragmatic syncretist. He patronised Tibetan Buddhism (Phagpa Lama, his preceptor, designed a new script — the Phags-pa — intended to write all the languages of the empire), ran a Chinese-style civil service, employed Persian astronomers and Italian merchants. He never learned to read Chinese, and reserved senior administrative posts for non-Han Mongols and Central Asians.

Mongols · Kublai— xviii —
SongXIX

Chapter XVIIThe conquest of Song China.

The Southern Song dynasty was the wealthiest, most populous, most technologically advanced state on earth in 1260 — a society of perhaps 100 million people, with paper money, gunpowder, printing, ocean-going ships, and the largest cities in the world. It took Kublai twenty years to conquer it.

The 1268–1273 siege of Xiangyang — the twin fortress cities on the Han River — turned on a single technological import: counterweight trebuchets, designed by two Persian engineers (Ismail and Ala al-Din) brought specifically for the task. The walls fell. Song defensive geography was unlocked.

The decisive engagement was the Battle of Yamen (March 1279), a naval battle on the Pearl River delta. The eight-year-old Song emperor Zhao Bing drowned with his court when his minister Lu Xiufu jumped into the sea carrying him. The Song dynasty ended; the Yuan ruled all of China.

The Mongol conquest of China was, in absolute terms, the bloodiest event in pre-20th-century history. The 1290 Yuan census recorded a Chinese population about 30 to 40 percent below the 1190 Song peak. Famine, plague, and population displacement account for most of the decline.

Mongols · Song— xix —
PoloXX

Chapter XVIIIMarco Polo.

The Venetian Marco Polo arrived at Kublai's court around 1275, aged twenty-one. He travelled with his father Niccolò and uncle Maffeo, who had made an earlier journey in the 1260s. Marco served Kublai as a kind of envoy and observer for seventeen years, returning to Venice in 1295.

His book — Il Milione or The Travels, dictated to Rustichello da Pisa in a Genoese prison in 1298 — was the most influential medieval European account of Asia. It described paper money, coal as fuel, the postal system, the wealth of Quinsai (Hangzhou), the spices of Java, the customs of Tibet. Most of it has been substantiated by independent sources.

Doubts persist. Polo never mentions the Great Wall, tea, foot-binding, or chopsticks; he is not named in any surviving Chinese source. The 1995 monograph by Frances Wood (Did Marco Polo Go to China?) raised the contrarian case; the consensus, defended by Hans Ulrich Vogel and others, is that Polo was real, was there, and remembered selectively. Either way, the book reshaped European geography.

Mongols · Polo— xx —
JapanXXI

Chapter XIXThe kamikaze.

Twice, Kublai attempted to invade Japan. Twice, typhoons destroyed his fleets.

The 1274 invasion landed 30,000 men on Hakata Bay in Kyushu. The Japanese samurai, who fought in single-combat tradition, were unprepared for the Mongol massed-archer formations. The invaders advanced inland; that night, a storm drove the fleet onto the rocks. The army withdrew.

The 1281 invasion was the largest seaborne expedition in pre-modern history: around 4,400 ships and 140,000 men, drawn from Mongol, Korean, and former Song forces. The Japanese had used the seven-year reprieve to build a defensive wall along Hakata Bay. The fleet was held offshore for two months. On 15 August 1281, a typhoon — the kamikaze ("divine wind") — destroyed it. Up to half the invasion force drowned.

The phrase "kamikaze" entered Japanese strategic memory as a sign of divine protection of the home islands. It would be invoked again, with tragic consequences, in 1944.

Mongols · Japan— xxi —
The four khanatesXXII

Chapter XXFragmentation.

By Kublai's reign the empire had effectively divided into four successor states, each ruled by a branch of Genghis's line:

The Yuan dynasty (Tolui's line, via Kublai) — China, Mongolia, Korea. Capital at Khanbaliq.

The Ilkhanate (Tolui's line, via Hülegü) — Persia, Mesopotamia, Anatolia. Capital at Tabriz.

The Chagatai Khanate (Chagatai's line) — Central Asia: Transoxiana, the Tarim Basin, eastern Turkestan. Capital at Almaliq.

The Golden Horde (Jochi's line, via Batu) — Russia, the Pontic-Caspian steppe, parts of Siberia. Capital at Sarai on the Volga.

The four khanates fought each other almost continuously after 1260. The Toluid civil war of 1260–1264, the Berke-Hülegü war of 1262 (Golden Horde vs. Ilkhanate, fought partly over the Caucasus and partly over Berke's recent conversion to Islam) and the Kaidu wars of 1268–1301 (Ögedei's grandson Kaidu vs. the Yuan) are the major conflicts. The Pax Mongolica was real but never a unified state.

Mongols · Khanates— xxii —
Golden HordeXXIII

Chapter XXIThe Horde and Russia.

The Golden Horde — the Mongol successor state in the western steppe — was the longest-lasting of the four khanates. It outlived the Yuan by more than a century.

Its rulers converted to Islam (Berke, around 1255; Öz Beg Khan more durably, 1313). The Horde's capital cities — Sarai Batu and the later Sarai Berke on the Volga — were among the largest cities of medieval Eurasia at their peak (perhaps 75,000 in the 14th century). Excavations from the 1960s onward have recovered Persian-style courtyard houses, public bathhouses, and a polyglot population: Russians, Volga Bulgars, Khwarazmians, Chinese.

The Horde's relationship with Russia was extractive but indirect. Russian princes were confirmed in office by Horde charters (yarlyks), paid annual tribute, and were called periodically to Sarai for adjudication. The princes of Moscow, who collected the tribute, used the position to consolidate their primacy over Tver, Ryazan, and Vladimir. The 1380 Battle of Kulikovo (Dmitri Donskoi over Mamai) was the first major Russian victory; the 1480 Great Stand on the Ugra ended tributary status formally.

Mongols · Golden Horde— xxiii —
IlkhanateXXIV

Chapter XXIIPersia under the Ilkhans.

The Ilkhanate — Hülegü's domain — ran from the Oxus to the Mediterranean and from the Caucasus to the Indian Ocean. Its rulers were initially Buddhist or Christian; Ghazan Khan (r. 1295–1304) converted to Islam and made it the state religion.

The Ilkhanate sponsored a remarkable cultural flowering. Rashid al-Din Hamadani, a Jewish convert serving as vizier under Ghazan and Öljeitü, compiled the Jami al-Tawarikh ("Compendium of Chronicles") around 1300 — the first attempt at a universal history of the world, drawing on Mongol, Chinese, Persian, Frankish, and Arab sources. The miniature painting tradition that would later flower in Safavid Persia and Mughal India began at the Ilkhanid scriptoria of Tabriz and Maragha.

The astronomical observatory at Maragha (founded 1259 under Hülegü, directed by Nasir al-Din al-Tusi) produced star tables that influenced both later Islamic astronomy and, through indirect transmission, Copernican models. The Ilkhanate ended with the death of Abu Sa'id in 1335 and dissolved into competing successor dynasties.

Mongols · Ilkhanate— xxiv —
FIG. 3
Kublai Khan.
Kublai Khan (1215-1294) — Mongol grandson of Genghis, conqueror of Song China, founder of the Yuan dynasty.
ChagataiXXV

Chapter XXIIICentral Asia.

The Chagatai Khanate, ruling the Transoxianan and Tarim heartland, was the most steppe-traditional of the four. Its rulers held to Mongol custom longer than the others — the khans continued to live in mobile capitals, hunting and pasturing rather than settling.

The 14th century saw the khanate split into eastern (Moghulistan) and western halves; the western half was effectively absorbed by the rising power of the Barlas Turkic clan and its leader Tamerlane (see following chapter). The Chagatai legacy in Central Asia is linguistic — Chagatai Turkish, the literary language of Babur's Baburnama (1530) and a major substrate of modern Uzbek.

The khanate also presided over the Silk Road's last great age. Samarkand, Bukhara, Khotan, and Kashgar all reached late peaks of trade. The economic effects of the late-14th-century plague and the closure of Yuan China to outside merchants ended the period.

Mongols · Chagatai— xxv —
Black DeathXXVI

Chapter XXIVPlague.

The 1346 outbreak of bubonic plague almost certainly originated in the Mongol-controlled steppe, in the marmot-populated regions of present-day Kyrgyzstan or western Mongolia. (Recent ancient-DNA work — Spyrou et al., Nature, 2022 — identified Yersinia pestis in burials at Kara-Djigach, dated 1338–1339.)

The Mongol siege of Caffa (Kaffa, modern Feodosia in Crimea) in 1346 is the conventional vector. The Genoese chronicler Gabriel de' Mussi recorded that the besieging Mongols catapulted plague-dead corpses over the walls — possibly the first documented use of biological warfare. The Genoese galleys that broke the siege carried the plague to Constantinople, then Messina (October 1347), then most of Europe.

The Pax Mongolica, ironically, was the precondition for the speed of the plague's spread. The same trade routes that carried silk and silver carried infected fleas. By 1351 a third or more of Europe was dead. The Mongol khanates themselves were also devastated; the political collapse of the 1350s and 1360s correlates closely with the plague's passage.

Mongols · Plague— xxvi —
FragmentationXXVII

Chapter XXVCollapse.

The four khanates collapsed at different rates. The Ilkhanate dissolved first, in 1335, when Abu Sa'id died without an heir. The Yuan dynasty was driven out of China by the Red Turban rebellions and the founder of the Ming, Zhu Yuanzhang, in 1368; the surviving Yuan court retreated to Mongolia as the "Northern Yuan" and persisted in attenuated form into the 17th century. The Chagatai Khanate fragmented through the late 14th century. The Golden Horde fractured into the Crimean, Kazan, Astrakhan, and Sibir Khanates over the 15th century, the Crimean Tatars surviving the longest (until Russian annexation in 1783).

The pattern was consistent: succession crises within each ruling line; a steady absorption of conquerors into the language and religion of the conquered (Persian in Iran, Turkic Islam in Central Asia, Chinese in the Yuan); economic damage from the plague; and the rise of new powers — Ming China, Muscovy, the Ottomans — that filled the political vacuum.

Mongols · Collapse— xxvii —
TamerlaneXXVIII

Chapter XXVITimur.

The last great Mongol-tradition conqueror was not a Genghisid by descent. Timur (1336–1405) — Tamerlane to Europe, Amir Temür in Persian — was a Turko-Mongol from the Barlas tribe of the Chagatai Khanate. He was lame in his right leg, the result of an arrow wound; his exhumed skeleton (1941, by the Soviet anthropologist Mikhail Gerasimov) confirmed the deformity.

Timur conquered Persia, Mesopotamia, the Caucasus, northern India (the 1398 sack of Delhi was particularly destructive), Anatolia (where he defeated the Ottomans at Ankara, 1402, and captured Sultan Bayezid I), and held Damascus, Aleppo, Baghdad. He died in 1405 on campaign against Ming China; the army turned back without him.

His capital, Samarkand, was rebuilt on a monumental scale. The Registan, the Bibi Khanym Mosque, and the Gur-i Amir (his own tomb) define the Timurid architectural style — and through Babur, his great-great-grandson, run directly to the Taj Mahal. The cultural legacy was substantial; the human cost — perhaps 17 million dead, by some estimates — was staggering.

Mongols · Tamerlane— xxviii —
LegacyXXIX

Chapter XXVIIWhat endures.

Eight centuries on, the Mongol legacy is everywhere and nowhere.

Genetics. A 2003 study (Zerjal et al., American Journal of Human Genetics) identified a Y-chromosome lineage carried by approximately 8 percent of men across the former Mongol empire — about 0.5 percent of all men alive today, or roughly 16 million people. The lineage's expansion dates to roughly Genghis's lifetime. The conclusion that the ancestor was Genghis himself is contested but widely repeated.

Language. Mongolian still has more speakers than ever (around 6 million), but the political reach of Turko-Mongol languages contracted sharply after 1500. Loanwords — Russian den'gi (money) from Turko-Mongolic, Persian ordu (camp; English horde) — are common.

Geography. Modern Russia's eastern orientation, the existence of independent Mongolia, the distinctive Tatar populations of the Volga, the Hazara of Afghanistan, the Mughal heritage of South Asia — all directly Mongol.

Trade and ideas. Paper money, gunpowder, the magnetic compass, printing — all moved west on the Mongol roads. The European maritime expansion of the 1490s was launched in part by the desire to recover the access to Asia that the post-Mongol fragmentation had closed.

Mongols · Legacy— xxix —
WeatherfordXXX

Chapter XXVIIIThe revisionists.

Until roughly 2000, the dominant Western narrative of the Mongols emphasised destruction. Edward Gibbon, René Grousset, and the standard textbooks treated Genghis as a kind of biblical scourge.

The revisionist case is most associated with Jack Weatherford, whose Genghis Khan and the Making of the Modern World (2004) argued that the Mongols' contributions — religious tolerance, free trade, a unified legal code, postal infrastructure, technology transfer — laid the groundwork for the early-modern world. Weatherford was made an honorary Mongolian citizen for his trouble.

The revisionist case has been complicated, in turn, by serious work on Mongol violence — Timothy May's The Mongol Empire (2018), Marie Favereau's The Horde (2021) on the Golden Horde, and the demographic work suggesting that the Mongol conquests killed something like 5 percent of the world's population.

Both readings can be true. The empire was extraordinarily destructive in conquest and unusually open in administration. The historical reckoning continues.

Mongols · Revisionism— xxx —
Reading listXXXI

Chapter XXIXTwenty-five works.

Mongols · Reading list— xxxi —
Watch & ReadXXXII

Chapter XXXWatch & read.

↑ Jack Weatherford on Genghis Khan and the Mongol Empire · Lex Fridman Podcast

More on YouTube

Watch · Dan Carlin on Genghis Khan and the Wrath of the Khans
Watch · Kublai Khan and the Yuan Dynasty

Where to start reading

Weatherford's Genghis Khan and the Making of the Modern World (2004) is the readable entry. Morgan's The Mongols (1986/2007) is the standard one-volume scholarly survey. Favereau's The Horde (2021) is the recent corrective on the Golden Horde. Read the Secret History in Igor de Rachewiltz's translation last — by then the names will mean something.

Mongols · Watch & Read— xxxii —
ColophonXXXIII

The end of the deck.

The Mongol Empire — Volume III, Deck 12 of The Deck Catalog. Set in Oswald and Helvetica Neue. Steppe sand at #d4c08a; deep red and steppe-sky blue accents.

From Burkhan Khaldun to Khanbaliq, across thirty-two leaves. The ger has folded; the horse has gone home.

FINIS

↑ Vol. III · Hist. · Deck 12

i / iSpace · ↓ · ↑