1931: The USS Akron, a purpose-built aircraft-carrying airship, is commissioned.

1947: First flight of the Hughes H-4 Hercules ("Spruce Goose").

1954: the VTOL Convair XFY transitions from vertical to horizontal flight and back.

1964: A U.S. Air Force HH-43F helicopter conducts the first night rescue by the Air Force's Air-Sea Rescue Service in Southeast Asia.

1992: First flight of the Airbus A330-300.

1995: First flight of the Fokker F60.