Warsaw Pact(redirected from Warsaw Pact Organization)
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(Government, Politics & Diplomacy) a military treaty and association of E European countries, formed in 1955 by the Soviet Union, Bulgaria, Czechoslovakia, East Germany, Hungary, Poland, and Romania: East Germany left in 1990; the remaining members dissolved the Pact in 1991
1955 An East European defense treaty under Soviet leadership as a response to NATO. Signatory states were Albania (ceased to participate 1961, withdrew 1968), Bulgaria, Czechoslovakia, East Germany, Hungary, Poland, Romania, and USSR.