[ '45-'49 | '50-'59 | '60-'69 | '70-'79 | '80-'89 | '90-'99 | '00- ] [ 1950 | 1951 | 1952 | 1953 | 1954 | 1955 | 1956 | 1957 | 1958 | 1959 ] 1955

	Summary On 14 May 1955, the Soviet Union concludes the Warsaw Treaty with Albania, Bulgaria, Czechoslovakia, East Germany, Hungary, Poland and Romania, and in December signs a treaty with the regime in East Germany transforming it into a State.
6 May	The Federal Republic of Germany becomes a member of NATO. Additional information: High resolution photos of the accession of the Federal Republic of Germany to NATO.
14 May	The USSR concludes the Warsaw Treaty with Albania, Bulgaria, Czechoslovakia, East Germany, Hungary, Poland and Romania.
18-23 July	First Conference of NATO Parliamentarians (since November 1966, the North Atlantic Assembly) in Paris. Additional information: NATO Handbook: Chapter 16 - Parliamentary and Non-Governmental Organisations - NATO Parliamentary Assembly (NATO PA) High resolution photos of the First Conference of NATO Parliamentarians.
30 Dec	The USSR signs a treaty with the régime in East Germany, granting it the prerogatives of a State.