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 the 100 seats in the fully elected Senate were also won by Solidarity-backed candidates. Amid such a crushing defeat, there were fears Jaruzelski would annul the results. However, he allowed them to stand. Jaruzelski was elected by parliament to the position of president. He was the only candidate. Jaruzelski was unsuccessful in convincing Lech Wałęsa to include Solidarity in a "grand coalition" with the Communists. He resigned as first secretary of the PZPR on 29 July 1989. Mieczysław Rakowski succeeded him as party leader. The Communists initially intended to give Solidarity a few token cabinet posts for the sake of