1962:
Source: Fabiรกn Escalante, The Secret War: CIA Covert Operations Against Cuba, 1959-1962, p. 185
1940: US Military Acquires Military Bases in Newfoundland, Bermuda, Bahamas, Jamaica, St. Lucia, Trinidad, Antigua, and Guyana
Source: Franklin D. Roosevelt, Message to Congress on Exchanging Destroyers for British Naval and Air Bases