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.
Mieczysław Smorawiński
During the Polish-Bolshevik War Smorawiński distinguished himself as a commander of the 4th Legions Infantry Regiment in the ranks of the Polish 2nd Legions Infantry Division (November 10, 1919 to August 4, 1920. During the Polish retreat following a successful Bolshevik offensive in Belarus, Smorawiński was promoted to the rank of lieutenant colonel and assigned to the 4th Legions Infantry Brigade as its commanding officer. In the ranks of his unit he fought in the Battle of Warsaw. Following the Bolshevik defeat, his unit continued the pursuit after the fleeing Russians, finally liberating the town of Hrubieszów. After that his unit took part in the Battle of the Niemen River and reached Lida by the end of hostilities.