In 1999, the three countries to join NATO were the Czech Republic, Hungary, and Poland.
In 1952 Greece joined NATO
The US invited Turkey and Greece to join Nato alliance, where they remain to this day.
Greece joined NATO on 18 February 1952. The only country that joined NATO in the 1980's was Spain (after the fall of the fascist government in Spain and the installation of a democratic system)
the NATO was formed in 1955
....an alliance
There were 12 "founding members". Greece and Turkey were added in 1952 and Germany in 1955. So after 1955 and until 1999 there were 15 NATO members.
Nato alliance
NATO is an intergovernmental military alliance led by the United States during the Cold War
No country joined in 1954. Greece and Turkey joined in 1952 and West Germany joined in 1955.
NATO
NATO