Battle of Ulm

October 16–19, 1805 · Ulm

Result French victory

Napoleon's Grande Armée marched from the Channel coast, swung round the Austrian army in Bavaria and trapped it at Ulm. General Mack surrendered with about 23,000 men on 20 October, opening the road to Vienna.

On the map Contemporaries

French Empire and allies

Coalition

France

Austrian Empire

Napoleon Emperor of the French, Planned the encirclement of the Austrian army

Michel Ney military commander

Karl Mack von Leiberich General, Surrendered the Austrian army

Johann I Joseph, Prince of Liechtenstein military commander

Strength and losses

Strength: 80,000c. 80,000
Casualties: 1,500c. 1,000

Strength: 40,000c. 24,000
Casualties: 4,000
Captured: 27,000
Guns lost: c. 59

Units

Grande Armée 84th Infantry Regiment (France)

Austrian army in Bavaria (1805) Strength 23,000