The Mongol Conquests

35,000,000

disputed broad estimate

Medieval chroniclers routinely used rhetorical army and massacre figures, while census declines combine death, flight, and administrative collapse. The 35 million total is a disputed modern estimate, not a counted toll.

Each dot below represents 1,000 human lives. Scroll to watch the scale unfold.

Military Dead

Working allocation: 5,000,000 soldiers killed in combat, from wounds, or from disease. Each = 1,000 lives.

Opposing States & Peoples — 3,000,000 military dead

Mongol Empire — 2,000,000 military dead

Civilian Dead

30,000,000 civilians killed — from violence, famine, disease, and displacement. Wars are not fought only by soldiers.

Civilian dead — 30,000,000

Deadliest Engagements

The Fall of Samarkand200,000

incl. 150,000 civilians

The Siege of Baghdad200,000

incl. 160,000 civilians

The Mongol Invasions of Japan130,000

Siege of Zhongdu100,000

incl. 60,000 civilians

Battle of Yamen (Conquest of Song)100,000

Battle of Mohi65,000

Battle of the Kalka River30,000

Battle of Ain Jalut20,000

For Perspective

How Mongol Conquests's dead compare to other conflicts and events.

Mongol Conquests — working total35,000,000

Mongol Conquests (disputed estimate)35,000,000

Baghdad 1258 (reported/disputed)200,000

Milestones of Loss

200,000 dead

Medieval Baghdad estimates range from hundreds of thousands to implausible millions; 200,000 is disputed.

35,000,000 dead

The conquest-wide total mixes rhetorical chronicles and demographic decline caused by death, flight, and administrative collapse. It is a disputed modern estimate.

Figures are working historical estimates and vary across sources. Labels identify totals that are reported, disputed, or unknown; numerical allocations may be retained for comparison without implying exact knowledge. Each number represents human lives, not false precision.