1950 - Denmark agrees to allow the US to regain the use of Thule Air Base which is greatly expanded between 1951 and 1953 as part of a Nato Cold War defence strategy. 1953 - Greenland becomes an ...
In 1953, it was made part of the Kingdom ... After the war, US forces remained in Greenland. Pituffik Space Base, formerly known as Thule Air Base, has been operated by the US ever since.