Complex sentence: Founded on February 17,1920, and based on the "2nd Greater Poland Rifles Division", it actively participated in the Polish-Soviet War, including the Kiev Offensive (1920), and the Battle of Warsaw.
Split into simpler sentences: Founded on February 17,1920, it was based on the 2nd Greater Poland Rifles Division. It actively participated in the Polish-Soviet War, including the Kiev Offensive (1920), Battle of Warsaw.