1898 – Birth of George Donald Tod, American World War I flying ace.
1915 – The first aircraft to be launched from a submarine (U-12) is a Friedrichshafen FF.29, a German two-seat floatplane.
1931 – Italian Gen. Italo Balbo leads the first formation flight across the South Atlantic; 12 Savoia-Marchetti S.55s land in Rio de Janeiro, Brazil, after a flight from Orbetello, Italy.
1947 – First flight of the Kaman K-125 (shown); it utilizes intermeshing rotors and Kaman’s patented servo-flap stability control.
1992 – A Lockheed U-2R crashes into the Sea of Japan off the Korean coast on a mission from Osan Air Base, South Korea; the pilot, Marty McGregor, is killed.
1997 – Death of Hagiri Matsuo, Japanese Russo-Japanese War and World War II flying ace.