Why the Mongol Empire Split Apart So Quickly — Fexingo History

When Ögedei Khan died in 1241, the Mongol Empire paused its European conquests for a kurultai that would never come. Instead, his widow Töregene seized power, beginning a succession crisis that pitted the bloodlines of Genghis Khan's sons against each other. This episode follows the power struggle between the houses of Ögedei and Tolui, focusing on the deadly rivalry between Genghis's grandson Shi...

In 1274 and 1281, Khubilai Khan launched two massive naval invasions of Japan from his Yuan dynasty base in China. This episode dives into the logistics, the battles, and the legendary typhoons — the kamikaze — that destroyed the Mongol fleets. We explore the Korean shipbuilding effort, the role of the Goryeo kingdom, the samurai defense led by the Hōjō regency, and the lasting myth of divine wind...

In this episode, Lucas and Luna explore a little-known crisis that accelerated the Mongol Empire's fragmentation: the paper famine under the Yuan dynasty. By the 1320s, Kublai Khan's successors had overprinted paper money (chao) to fund military campaigns and court extravagance, leading to hyperinflation. But when they tried to print even more, they ran out of raw materials — mulberry bark and hem...

In this episode, Lucas and Luna explore the overlooked role of Sorgaqtani Beki, a Nestorian Christian princess who managed the Tolui family's estates after Genghis Khan's death. While her son Möngke became Great Khan, Sorgaqtani's political maneuvering—including secret alliances with the Jochids and funding the construction of a Buddhist monastery in Karakorum—laid the groundwork for the Toluid as...

In 1292, Kublai Khan launched a massive naval expedition against the island of Java, home to the wealthy Singhasari and Majapahit kingdoms. The invasion involved a fleet of up to 1,000 ships and 20,000 troops, sent to punish King Kertanagara for insulting a Mongol envoy. Upon arrival, the Mongols found Kertanagara dead, replaced by his son-in-law Wijaya, who cleverly allied with the invaders to de...

In this episode, Lucas and Luna explore the overlooked Chagatai Khanate, the Mongol successor state that controlled Central Asia's heartland. They discuss Chagatai's conservative legacy, the conversion to Islam under Mubarak Shah, the rebellion of Kaidu, and the rise of Tarmashirin. The episode delves into how the Chagatai Khanate's unique identity—shaped by its position between the Persian Ilkhan...

In this episode, Lucas and Luna explore the pivotal role of the Oirats, a western Mongol people, in the fragmentation of the Mongol Empire. From their initial alliance with Genghis Khan through marriage ties, to their leadership under Khan Temür and the Qutughu Beki lineage, the Oirats became kingmakers in the chaos following the empire's peak. We follow the Oirat alliance with Kaidu and Chapar, t...

When the Mongols invaded the Song Dynasty in the 1250s, they relied on a massive multi-ethnic army. But at the Battle of Diaoyu Fortress in 1259, something unprecedented happened: entire units of Chinese and Korean conscripts deserted mid-siege, handing the Song a crucial victory and killing Möngke Khan. Lucas and Luna explore the forgotten story of the Desertion of the Mongol Imperial Guard—how a...

The Mongol Empire's vast spy network, the yam, wasn't just a postal system—it was an intelligence-gathering machine. In this episode, Lucas and Luna explore how Genghis Khan's elite agents, the jāsys, infiltrated enemy courts, bribed officials, and even spread propaganda. But the same network that enabled conquest also sowed the seeds of internal distrust and fragmentation. Learn about the controv...

In this episode, Lucas and Luna explore the pivotal 1260 Battle of Ain Jalut, where the Mongol Empire suffered its first decisive defeat. They unpack the strategic genius of the Mamluk Sultan Qutuz and his general Baibars, the betrayal of the Crusader principality of Antioch, and the role of the Mongol general Kitbuqa. The conversation also touches on the Ilkhanate's loss of momentum, the symbolic...

In this episode, Lucas and Luna explore the final years of the Mongol Empire, focusing on Togon Temür, the last Yuan emperor who fled Beijing in 1368. They discuss the Red Turban Rebellion, the rise of Zhu Yuanzhang and the Ming dynasty, and the fracturing of Mongol power in China. The conversation also covers the role of the Buddhist monk Wang Chao, the collapse of the yam relay system, and the f...

Episode 15 of Why the Mongol Empire Split Apart So Quickly explores the Oirat Mongols, a forest people who became kingmakers in the empire's final unraveling. We trace their rise from the Lena River to the steppe heartland, their betrayal of the Yuan dynasty, and the devastating war they sparked with the Chagatai Khanate and the Golden Horde. Central figures include Oirat leader Qutughu Beki, Khub...

When Genghis Khan died in 1227, his empire didn't just pass neatly to his sons — it was held together by a woman. Töregene Khatun, the khan's daughter-in-law, seized power as regent after her husband Ögedei's death in 1241, ruling the Mongol Empire for five years. This episode dives into how a foreign-born woman from the Naiman tribe outmaneuvered powerful male generals, reshaped the imperial cour...

In 13th-century China, Kublai Khan's Yuan dynasty introduced the world's first government-backed paper currency, a bold experiment in state-controlled economics. But when this monetary innovation spread west to the Ilkhanate in Persia, it collided with gold, silver, and centuries of Islamic financial tradition. This episode unpacks the 'Great Inflation' of the 1290s, when Ilkhan Gaykhatu tried to...

In this episode of Fexingo History, Lucas and Luna explore how climate change contributed to the Mongol Empire's fragmentation. While internal strife and succession crises are well-known, new research points to severe drought in the steppe during the late 13th and early 14th centuries. Tree ring data from Mongolia reveals that the period from 1240 to 1260 was unusually wet, supporting the empire's...

In this episode, Lucas and Luna explore a little-known factor in the Mongol Empire's fragmentation: environmental policy. After the conquest of North China, the Mongols faced a choice between converting farmland to pasture or preserving agriculture. Key figures like Genghis's advisor Yelü Chucai argued for taxation over grazing, saving millions of lives. But later, Kublai Khan's Yuan dynasty imple...

In this episode, we explore the little-known 1260s tax and revenue division between the Mongol khanates that formalized the empire's breakup. Lucas explains how Möngke Khan's death triggered not just a succession crisis but a bureaucratic carve-up, with Bolad, the Yuan emperor's envoy, negotiating tax shares with the Golden Horde and Ilkhanate. We discuss the 'tamgha' trade tax, the 'qubchir' past...

The Mongol Empire didn't just fracture after Kublai's triumph over Ariq Böke. A more persistent threat came from Kaidu, a grandson of Ögedei who built a rival khanate in Central Asia and fought Kublai and his successors for over three decades. This episode focuses on the Kaidu–Kublai conflict that drained the Yuan dynasty and ensured the Mongol world remained divided. We follow Kaidu's early caree...

In this episode, Lucas and Luna explore the religious and cultural divisions that fractured the Mongol Empire from within. They focus on the Mongol civil war between the Buddhist-leaning Yuan dynasty under Kublai Khan and the Muslim Chagatai Khanate under Kaidu and his son Chapar, which erupted in the late 13th century. The conversation also covers the role of the Tibetan monk Phagspa, who created...

The Mongol Empire's legendary reunification lasted barely 40 years. Kublai Khan's final civil war against his cousin Kaidu in Central Asia was already bleeding the realm dry. But the real blow came from an unexpected source—a Persian bureaucrat named Mahmud Ghazan who converted the Ilkhanate to Islam, destroyed the old Yassa alliance with the Golden Horde, and forged a Mamluk alliance that split t...

In this episode, Lucas and Luna explore the story of Nogai Khan, a powerful Jochid general who became a kingmaker in the Golden Horde and nearly broke the Mongol Empire from within. They trace Nogai’s rise from a commander under Berke to his dominance over the Black Sea steppes, his clashes with the Byzantine Empire, and his role in the civil war that fractured the Golden Horde. The conversation c...

After covering succession crises and civil wars in earlier episodes, Episode 5 of Why the Mongol Empire Split Apart So Quickly examines a less famous but equally devastating fracture: the failure of the imperial yam communication system. When Mongol rulers could no longer relay orders across thousands of miles, the empire lost its cohesion. We follow the rise of the Turco-Mongol warlord Nogai, who...

In this episode of Why the Mongol Empire Split Apart So Quickly, Lucas and Luna explore the bitter personal feud between Güyük Khan, son of Ögedei, and Batu, son of Jochi—a hatred that erupted into open confrontation and nearly triggered civil war years before Kublai and Ariq Böke. Set against the backdrop of the Mongol invasion of Europe and the disputed succession after Ögedei's death, they trac...

The Mongol Empire didn't just fracture over succession disputes and the Toluid Civil War. A second, parallel conflict raged between two khanates that were supposed to be allies: the Golden Horde under Berke and the Ilkhanate under Hülegü. This episode dives into the Berke–Hülegü war, a clash rooted in religion, slavery, and economics that permanently split the empire along the Caucasus. We explore...

In this episode, Lucas and Luna explore the Toluid Civil War, the brutal four-year conflict between Kublai Khan and his younger brother Ariq Böke that tore the Mongol Empire apart. They trace how Kublai's Chinese-style rule and his move of the capital from Karakorum to Dadu (modern Beijing) alienated the traditionalist Mongols, who rallied behind Ariq Böke at a rival kurultai. The war turned into...