1821 - Charles Green makes his 1st ascent in the 1st ever balloon filled with carburetted hydrogen gas from the Green Park, London,
1867 - Englishmen James William Butler and Edmund Edwards make the 1st delta-wing airplane designs. They take out patents for delta-wing monoplanes and biplanes to be propelled by jets of steam, compressed air, or gas.
1883 - Birth of Isidore Auguste Marie Louis Paulhan, known as Louis Paulhan, pioneering French aviator who flew "Le Canard", the world's 1st seaplane.
1886 - Birth of Joseph Joel "Joe" Hammond, New-Zealander raid pilot, WWI pilot and adventurer.
1887 - Birth of John Herbert Hedley, British WWI flying ace (Observer/Gunner)
1889 - Birth of Eugene Gilbert, French WWI flying ace.
1891 - Birth of Roy Edward Dodds, American WWI flying ace who served as a pilot instructor with the RCAF during WWII.
1892 - Birth of Hans Karl Müller, German WWI flying ace.
1893 - Birth of Miroslav (Friedrich) Navratil, Austro Hungarian WWI flying ace and general who served in the armies of Austria-Hungary, the Kingdom of Yugoslavia, and the Independent State of Croatia.
1895 - Birth of Robert Alexander "Bob" Little, Australian WWI fighter ace.
1896 - Birth of Ronald Graham, Scottish WWI flying ace and RAF High ranking Officer in WWII.
1909 - Birth of Sergey Ivanovich Gritsevets, Soviet Flying ace of the Spanish civil war who also saw action in the war against China, before returning to Ukraine in preparation of the invasion of Poland.
1909 - French Hubert Latham attempted to cross the English Channel in an Antoinette IV, covering 11 km (7 miles) out of Sangatte before making a forced water landing due to engine failure.
1909 - Birth of Charles F. Blair, Jr., American WWII Pilot, USAF Brigadier General, US Navy aviator, test pilot, airline pilot, and airline owner.
1910 - Brothers Morane (Léon and Robert) are the 1st pilots to set a new speed record of 106 km/h at Issy-les-Moulineaux.
1910 - Birth of Alexander John 'Al' Lilly, Canadian airliner pilot, WWII Chief Test Pilot of RAF Ferry Command during WWII, Vice president of Canadair, 1st Canadian to break the sound Barrier.
1912 - Birth of Hermann-Friedrich "Jupp" Joppien, German WWII Flying ace.
1912 - Birth of Horst "Jakob" Tietzen, German Spanish Civil War and WWII Flying ace.
1918 - 1st attack in history made by aircraft flying from a carrier flight deck: 7 Sopwith Camels took off from the converted large cruiser Furious. For the loss of one man, the British destroyed 2 German zeppelins, L.54 and L.60 and a captive balloon during The Tondern raid (officially designated Operation F.7).
1918 - Death of Maurice Joseph Emile Robert, French WWI flying ace killed in action.
1920 - 1st flight of The Vickers R80, British rigid airship, 1st fully streamlined airship design to be built in Britain.
1924 - 1st flight of the Blériot Bl-135 (a Bl-115 modified), French 4 engine airliner prototype.
1926 - 1st flight of The Fiat CR.20, Italian biplane fighter.
1934 - A F9C Sparrowhawk parasite fighters from airship USS Macon successfully launch from the airship, scout out the cruiser USS Houston and return to the Macon.
1937 - The official search for missing flyers Amelia Earhart and Fred Noonan is abandoned.
1941 - Death of Bartolomeo 'Meo' Costantini, Italian WWI flying ace and post war racing driver and manufaturer.
1941 - Birth of Jack M. Riley Jr., American pioneer in aviation and founder of RAM Aircraft, LP.
1943 - Death of Yekaterina Vasylievna Budanova, Soviet WWII female fighter ace, killed in her Yak-1 by a Messerschmitt Bf 109
1943 - Rome is heavily bombed by 521 Allied planes, with 3 targets, causing thousands of civilian casualties.
1943 - 1st flight of The Curtiss-Wright XP-55 Ascender (Curtiss-Wright CW-24), US prototype fighter aircraft. It had a canard configuration, a rear mounted engine, swept wings and two vertical tails. Because of its pusher design, it was sarcastically referred to as the "Ass-ender"
1943 - Birth of Roy Dubard Bridges, Jr., USAF test piolt and NASA astronaut.
1946 - 1st flight of the Morane-Saulnier MS-571, French 3/4 seat civil utility aircraft, low-wing cantilever monoplane (which wings could be folded for storage) with retractable tricycle undercarriage, derivative of the MS.560 aerobatics aircraft with a revised fuselage design that added a second seat side-by-side with the pilot's and a more powerful engine.
1950 - 1st flight of the 3rd and last prototype Blackburn B-54/B-88, British carrier-borne Anti-submarine warfare aircraft
1954 - 1st flight of the de Havilland DH 106 Comet 3, lengthened Comet 2 prototype.
1954 - 1st flight of the Dassault Myster IVN, French two-seat all-weather interceptor version of the Mystere IV fighter-bomber.
1955 - 1st flight of the SNCASO SO.9050 Trident II, mixed power French prototype interceptor capable of supersonic flight, evolution of the Trident I.
1956 - 1st flight of The Shenyang J-5 (originally designated Dongfeng-101 and also Type 56), Chinese-built single-seat jet interceptor and fighter aircraft derived from the Soviet Mikoyan-Gurevich MiG-17.
1957 - Death of Jacob Goedecker, German early aircraft designer.
1957 - Operation Plumbbob. A USAF Northrop F-89J Scorpion launches a live MB-1 'Ding Dong' , also known as Douglas AIR-2 Genie (unguided air-to-air rocket with a 1.5kt W25 nuclear warhead.)
1961 - MGM's "By Love Possessed" is shown on a TWA Boeing 707, 1st feature film exhibited on a regularly scheduled commercial airline flight
1961 – Aerolíneas Argentinas Flight 644 Douglas DC-6 encounters severe turbulence during climbout 30 minutes after takeoff from Buenos Aires, Argentina, and crashes 12 km (7.5 miles) west of Pardo, Buenos Aires, killing all 67 people on board.
1962 - United Arab Airlines Flight 869 de Havilland DH-106 Comet 4C crashed in the Khao Yai mountain 96 km NE of Bangkok killing all 26, probably caused by a sequence of mistakes in the navigation by the pilot-in-command
1963 - Joe Walker flies a North American X-15 to a record altitude of 106,010 metres (347,800 feet) on X-15 Flight 90. Exceeding an altitude of 100 km, this flight qualifies as a human spaceflight under international convention.
1965 - Birth of Scott David Tingle, American test pilot and Nasa Astronaut.
1966 - Death of Franz Lahner, Austro-Hungarian WWI flying ace
1967 - Piedmont Airlines Flight 22 Boeing 727-22 collided in mid-air with a Cessna 310 on approach to Roanoke Regional Airport, virginia, over Hendersonville, North Carolina killing 82.
1973 - 1st flight of the Colomban MC-10 'Cri-Cri', smallest twin-engined manned aircraft in the world. It features a cantilever low-wing, a single-seat enclosed cockpit under a bubble canopy, fixed tricycle landing gear and a twin engines mounted on pylons to the nose of the aircraft in tractor configuration.
1974 - Soyuz 14, Soviet manned spaceflight to the Salyut 3 space station, is back on earth.
1978 - Death of Edwin Swale, British WWI fighter ace, Glider record setter who also served in WWII.
1978 - Frank Haile Jr and William Wisner complete their two Beechcraft Bonanzas formation round the world flight.
1989 - United Airlines flight 232 Douglas DC-10-10 crashes in Sioux City, Iowa killing 112 but due to extraordinary efforts by the pilot and his crew, 184 on board survive.
1994 - Death of Ángel Salas Larrazábal, Spanish Nationalist fighter ace of the civil war, Volunteer for combat in Russia where he became the top scoring spanish ace, later general of the Spanish Air Force.
1994 - Alas Chiricanas Flight 00901 Embraer EMB 110 Bandeirante exploded shortly after departing Enrique Adolfo Jiménez Airport, killing all 21. The case remains officially unsolved.
2002 - Death of Vladimir Vladimirovich Vasyutin, Soviet pilot and cosmonaut.
2004 - The 16th FAI World Precision Flying Championship begins in Herning, Denmark, With 70 Competitors.
2008 - The 18th FAI World Precision Flying Championship in Ried im Innkreis in Austria, is won by Czech Luboš Hájek with a Cessna 152.
2009 - A Mil Mi-8 helicopter crashed at Kandahar Air Field during takeoff killing 16 aboard and injuring 5. The helicopter was owned by Vertikal-T, a Russian air transportation company.
2010 - Death of David Ronald de Mey Warren, Australian scientist, best known for inventing and developing the flight data recorder and cockpit voice recorder (also known as FDR, CVR, and "the black box").