Hungarian Revolution: Imre Nagy announces Hungary's neutrality and withdrawal from the Warsaw Pact. Soviet troops begin to re-enter Hungary, contrary to assurances by the Soviet government. János Kádár and Ferenc Münnich secretly defect to the Soviets.

The Hungarian Revolution of 1956, also known as the Hungarian Uprising, was an attempted countrywide revolution against the government of the Hungarian People's Republic (1949–1989) and the policies caused by the government's subordination to the Union of Soviet Socialist Republics (USSR). The…