NATO members: US, Canada, UK, France, Belgium, Netherland, Iceland, Luxembourg, Italy, Norway, Denmark, Portugal
1949 - North Atlantic Treaty Organisation formed
1950 - output of West European countries increased by 25%
1952 - Greece and Turkey joined
1955 - West Germany joined
all members of NATO agreed to go to war if either was attacked and to protect them
permanent presence for US army in Europe
seen as act of war by Stalin → prioritised his own nuclear deterrent against the West (Soviet Atomic Bomb 1950)