Brusilov Offensive

June 4 – September 20, 1916 · Lutsk sector, present-day Ukraine

Result Russian victoryFull results

Russia's greatest feat of arms in WWI; broke Austria-Hungary's offensive power.

Central Powers

Allies

Strength and losses

Casualties
1,000,000–1,500,000

Austria-Hungary Casualties c. 670,000 · Captured 420,000–470,000

Casualties
1,000,000–1,440,000
Captured
60,000

Battles 2

Also involved 1