Wojciech Jaruzelski this Soviet-controlled First Polish Army during the war. He participated in the 1945 Soviet military takeover of Warsaw and the Battle of Berlin. By the time the war ended that year, he had gained the rank of lieutenant. He "further credited himself in Soviet eyes" by engaging in combat against the non-Communist Polish Home Army, from 1945 to 1947. After the end of the war, Jaruzelski graduated from the Polish Higher Infantry School, followed by graduation from the General Staff Academy. He joined Poland's Communist party, the Polish United Workers' Party, in 1948 and became an informant for the Soviet
Wojciech Jaruzelski for the rest of his life, which became his trademark. Jaruzelski's father died on 4 June 1942 from dysentery. His mother and sister survived the war (his mother died in 1966). Jaruzelski was selected by the Soviet authorities for enrollment into the Soviet Officer Training School. During his time in the Kazakh Republic, Jaruzelski wanted to join the non-Soviet controlled Polish exile army led by Władysław Anders, but in 1943, by which time the Soviet Union was fighting in Europe against Germany in the Eastern Front, he joined the Polish army units being formed under Soviet command. He served in