This was immediately followed by an open-air reactor core fire that released considerable airborne radioactive contamination for about nine days that precipitated onto parts of the USSR and western Europe , before being finally contained Containing on 4 May 1986 .

Heavy political pressure from the United States and the USSR led to Causation a withdrawal Escaping .

As a result of the conflict Hostile_encounter , the United Nations created Creating the UNEF Peacekeepers to police the Egyptian–Israeli border , British prime minister Anthony Eden resigned Change_of_leadership , Canadian external affairs minister Lester Pearson won the Nobel Peace Prize , and the USSR may have been emboldened Influence to invade Hungary .

The Eastern Front of World War II was a theatre of conflict Hostile_encounter between the European Axis powers and co-belligerent Finland against the Soviet Union ( USSR ) , Poland and other Allies , which encompassed Surrounding Central Europe , Eastern Europe , Northeast Europe ( Baltics ) , and Southeast Europe ( Balkans ) from 22 June 1941 to 9 May 1945 .

By the mid-1980s , the Soviet contingent was increased Cause_change_of_position_on_a_scale to 108,800 and fighting increased Cause_change_of_position_on_a_scale , but the military and diplomatic cost Cost of the war to the USSR was high .

This left Causation England , the USSR and the Netherlands all level on points with four wins and one loss each .

The country Soviet Union as well as all its government and public organizations such as the Football Federation of USSR were abandoned GiveUp .

General Smushkevic controlled Control the air forces sent Sending from the USSR and General Dmitry Pavlov commanded Control their armoured forces .

Soviet power was established Creating in the newly independent republics of Armenia , Azerbaijan , Belarus , Georgia and Ukraine which led to Causation their unification into the Union of Soviet Socialist Republics ( USSR ) in 1922 .

The Winter War was a military conflict between the Soviet Union ( USSR ) and Finland .

Finland refused Agree_or_refuse_to_act , so the USSR invaded Attack the country .

Soviet gains exceeded Cause_change_of_position_on_a_scale their pre-war demands and the USSR received Receiving substantial territory along Lake Ladoga and in northern Finland .

After 15 months of Interim Peace , in June 1941 , Nazi Germany commenced Process_start Operation Barbarossa and the Continuation War between Finland and the USSR began Process_start .

North Vietnam was heavily backed Self_motion by the People 's Republic of China , which in addition to supplying arms as the USSR did , also sent hundreds of thousands of PLA servicemen to North Vietnam to serve in support roles .