1886 - Birth of Henry Harley "Hap" Arnold, Aviation pioneer, 2nd rated pilot in the history of the USAF, Chief of the Air Corps (1938–1941), Commanding General of the USAF during WWII.
1889 - Birth of Gustav Hamel, pioneer British aviator.
1894 - Birth of Hermann Julius Oberth, Austro-Hungarian-born German physicist and engineer who was one of the founding fathers of rocketry and astronautics.
1894 - Birth of James Alexander Weatherhead Binnie, Scottish WWI flying ace
1904 - Birth of Vladimir Konstantinovich Kokkinaki, test pilot in the Soviet Union, who setted twenty-two world records and served as president of the Fédération Aéronautique Internationale
1910 - Montreal Airmeet (or Grande semainde de l'aviation), 1st canadian air meeting, begins. It welcomes 2 or 3 parachutists, 2 airship pilots and 9 aviators.
1912 - Death of Arthur Charles Hubert Latham, French aviation pioneer, 1st person to attempt to cross the English Channel in an aeroplane. Due to engine failure during his 1st attempt, he became the 1st person to land an aeroplane on a body of water.
1914 - Thomas G. Blakely flies the 'West Wind' in Calgary, Canada. The Curtiss-type biplane was designed by Frank H. Ellis.
1915 - 1st flight of The Royal Aircraft Factory S.E.4a, British experimental single-engined scout aircraft
1918 - Death of Wilhelm "Willi" Schulz, German WWI flying ace, killed in action
1919 - 1st flight of The Junkers F.13 , world's 1st all-metal transport aircraft, German cantilever-wing monoplane, with enclosed accommodation for four passengers.
1919 - 1st businessman to charter an aeroplane exclusively for business use is Gordon Selfridge, founder of the Selfridge's department store in Oxford Street in London. He hires a de Havilland DH9 from Aircraft Transport & Travel, for an urgent trip to Dublin. Leaving Hendon after lunch, he arrives at RAF Baldonnel 3 hours 15 minutes later.
1923 - 1st Glider flight in the USSR is made by Konstantin Konstantinovich Artseulov.
1925 - French Pelletier d'Oisy won the cross-country Coupe Michelin in a Blériot-SPAD S.61
1926 - 1st flight of the Richard-Penhoet 2, French prototype for a giant liner flying-boat, 5 engine high wing monoplane carrying 40 passengers on two decks, along with a 5-person crew.
1926 - Death of Francis Mansel Kitto, Welsh WWI flying ace.
1928 - 1st flight of The Boeing P-12 (or Model 83, F4B) American pursuit aircraft, last from this company in which wood was used for the wing frame and the last biplane built by Boeing.
1932 - 1st flight of the Farman F-1000, french single seat single engine high win monoplane built for altitude record which failed to reach 5000 meters.
1935 - United States Coast Guard Lieutenant Richard L. Burke sets a world seaplane speed record carrying a 500-kg (1,102-lb) load over a 100 km (62 mi) course at an average speed of 280.105 kilometres per hour (174.049 mph) flying a Grumman JF-2 Duck.
1936 - 1st flight of the Bristol 142M 'Blenheim', Modified civilian Type 142 to provide armament, a bomb aimer's position, internal bomb stowage and more powerful 626kW Mercury VIII radial engines. . To make room for a bomb bay in the lower fuselage, the low-wing configuration of the civil Type 142 was changed to mid-wing for the military version, which became named Blenheim.
1937 - Ewald Rohlfs sets a world record of 2339m with the Focke-Wulf Fw 61 helicopter.
1939 - 1st flight of the Lacroix Trussant LT-51, French twin seat biplane tourer prototype.
1940 - 1st flight of the Arado Ar 240, German twin-engine multi-role heavy fighter aircraft prototype.
1942 - The 3rd of Air Chief Marshal Sir Arthur Harris's 'Thousand Bomber Raids' is mounted against Bremen, with 960 aircraft despatched. The raid marks the last operational sortie of the Avro Manchester, the unsuccessful forerunner of the widely admired Avro Lancaster.
1942 - Birth of Richard Stephen "Steve" Ritchie, USAF pilot and 1st USAF ace of the Vietnam War.
1944 - 1st flight of The Ryan FR Fireball XFR-1, US mixed-power (piston and jet-powered) fighter aircraft and Navy's 1st aircraft with jet propulsion.
1945 - 1st Kokusai Ta-Go is assembled, Japanese Suicide aircraft of wooden construction with a 100hp engine to carry a 100kg bomb.
1946 - 1st flight of The Northrop XB-35, US experimental heavy bomber aircraft, using the radical and potentially very efficient flying wing design, in which the tail section and fuselage were eliminated and all payload was carried in a thick wing
1947 - 1st flight of The Boeing B-50 Superfortress, US strategic bomber, revision of the Boeing B-29 Superfortress, fitted with more powerful Pratt & Whitney R-4360 radial engines, stronger structure, a taller fin, and other improvements. It was the last piston-engined bomber designed by Boeing for the USAF.
1948 - The Berlin airlift begins.
1948 - 1st flight of the SIPA S-901, French Two-seat light training monoplane.
1948 - Death of Major General William Carey "Bill" Lee , American U.S. Army soldier and general, often referred to as the "Father of the U.S. Airborne"
1950 - Just before dawn on the morning, the North Korean Army crossed the 38th Parallel, initiating thus the Korean war.
1950 - Birth of Leonid Georiyevich Ivanov, Soviet air force and test pilot.
1951 - 1st flight of the Breguet G-111 'Gyroplane', French experimental 5 seat transport helicopter.
1955 - 1st flight of the Dassault MD 550-01 (Mirage I) , french jet fighter delta wing aircraft prototype wich will lead to the famous Mirage III.
1955 - 1st flight of The Scottish Aviation Twin Pioneer, British STOL transport aircraft.
1961 - Death of John Alexander Douglas McCurdy, Canadian aviation pioneer, 1st Canadian to be issued a pilot's licence and the 19th Lieutenant Governor of Nova Scotia
1967 - 1st live, international, satellite television production is on the air: The two-and-half-hour event 'Our World' had the largest television audience ever up to that date: an estimated 400 million people around the globe watched the broadcast.
1972 - 1st flight of the Yak-50, russian aerobatic sports airplane.
1974 - Launch of Salyut 3, Soviet space station.
1979 - Death of Martinus Stenseth, American WWI flying ace who served in the Philippines during the 1930's and was Military Attache to Finland and Latvia in 1940. In 1941, he founded Nellis AFB.
1980 - Death of Andrew King Cowper, Australian WWI flying ace who served the RAAF in WWII
1982 - Death of Frank O'Driscoll "Monk" Hunter, American WWI flying ace, advocate of fighter aircraft strategy and tactics. In WWII he served as commanding general of the VIII Fighter Command and, later, the 1st Air Force.
1985 - Death of Tadao Sumi, Japanese WWII flying ace
1990 – Avianca Flight 52 Boeing 707-321B crashes into the village of Cove Neck, New York after running out of fuel, killing 73 people.
1992 - Launch of STS-50 (U.S. Microgravity Laboratory 1), US Space Shuttle mission, the 12th mission of the Columbia orbiter.
1997 - 1st flight of the Kamov Ka-52 "Alligator" (NATO reporting name: Hokum B), two-seat Russian attack helicopter.
1997 - Progress M-34 collided with solar arrays on the Spektr module of the Mir Station and crashed into the module's outer shell, puncturing the module and causing depressurisation on the station.
2001 - Death of Yuri Petrovich Sheffer, Russian test pilot, killed in a crash after a heart failure.
2007 - PMTair Flight 241 Antonov An-24B crashed on approach to Sihanoukville International Airport Cambodia, northeast of Bokor Mountain in Kampot Province., killing all 22 on board