Battle of Warsaw (1920)
The battle of Warsaw was fought from August 12–25, 1920 as Red Army forces commanded by Mikhail Tukhachevsky approached the Polish capital of Warsaw and the nearby Modlin Fortress. On August 16, Polish forces commanded by Józef Piłsudski counterattacked from the south, disrupting the enemy's offensive, forcing the Russian forces into a disorganized withdrawal eastward and behind the Neman River. Estimated Russian losses were 10,000 killed, 500 missing, 30,000 wounded, and 66,000 taken prisoner, compared with Polish losses of some 4,500 killed, 10,000 missing, and 22,000 wounded.
Battle of Warka
The Battle of Warka on April 7, 1656 between forces of the Polish-Lithuanian Commonwealth commanded by Stefan Czarniecki on one side, and on the other Swedish forces commanded by Frederick VI, Margrave of Baden-Durlach. Battle was fought for about two hours, ending in Polish victory. It was first Polish success in the open field since Swedish invasion of Poland in early summer 1655 (see Swedish invasion of Poland). The Polish forces won the battle.