On August 25, 1758, the Battle of Zondorf broke out during the Seven Years War. On that day, King Friedrich II of Prussia led the main force of the Prussian army to intercept the Russian troops advancing towards the hinterland of Prussia, and defeated the 58,000 Russian troops with a small number of 39,000 men. The Russian army suffered 18500 casualties, but the Prussian army also suffered heavy casualties of 12,700 people.

Battle of Zondorf

Comments: Pre-performance of the First World War