Organizations
in wich Poland participates or participated
Warsaw Pact

Member states: Soviet Union, Poland, East Germany, Czechoslovakia, Bulgaria, Hungary, Romania, Albania (withdrew its support in 1961 over ideological differences, formally left in 1968)
On 25 February 1991, the Warsaw Pact was declared disbanded at a meeting in Hungary. On 12 March 1999, the former Warsaw Pact members and successor states Hungary, Poland and the Czech Republic
Governor's Palace, now presidential palace,
were the Warsaw Pact was signed.
were the Warsaw Pact was signed.
joined NATO. Bulgaria, Estonia, Latvia, Lithuania, Romania, and Slovakia followed suit in March 2004.
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