All times in UTC ·
Dashed edge = started before, or continues beyond, this day
Events on Monday 18 February 1952 1
1952Greece and Turkey join NATOAlliance expands into the eastern MediterraneanGreece and Turkey formally acceded to the North Atlantic Treaty Organization on 18 February 1952, its first enlargement since the alliance's founding in 1949. The move extended NATO's southern flank against Soviet influence. Both countries had fought alongside UN forces in the Korean War.