1st Czechoslovak Army Corps in the Soviet Union, also known as Svoboda's Army, is part of the 4th Ukrainian Front and has participated in the Eastern Front of World War II.
The 1st Czechoslovak Army Corps (Czech: Prvni ceskoslovensky armadni sbor, Slovak: Prvy ceskoslovensky armadny zbor), also known as Svoboda's Army (Czech: Svobodova armada, after its commander Ludvik Svoboda), was a military formation of the Czechoslovak Army in exile fighting on the Eastern Front alongside the Soviet Red Army in World War II. 4th Ukrainian Front Eastern Front (World War II) 
