The final troop withdrawal Escaping started Process_start on May 15 , 1988 , and ended Process_end on February 15 , 1989 , leaving Departing the government forces alone in the battle against the insurgents , which continued until 1992 when the former Soviet-backed government collapsed Destroying .

An additional , political goal of the Polish Underground State was to liberate Conquering Poland 's capital and assert Statement Polish sovereignty before the Soviet-backed Polish Committee of National Liberation could assume control Control .

Various left-wing , ethnic , and anti-communist opposition groups supported Supporting by the United States began armed resistance Defending to the Soviet-backed Derg , in addition to the Eritrean separatists already fighting Hostile_encounter in the Eritrean War of Independence .