The Berlin Blockade was the first confrontation of the Cold war. In
order to establish an alliance, and keep the USA in and the USSR out,
The Western European nations formed NATO.
NATO (the North Atlantic Treaty
Organisation)
NATO was an established alliance
between America and other
Western European countries.
NATO members agreed that if an NATO
country came under attack, all members would
come to their defence.
Warsaw pact
In 1955 the Soviets responded by
creating the Warsaw pact, a
military alliance of Eastern
European countries which mirrored
NATO.