2009 – An Indian Navy British Aerospace Sea Harrier FRS.51 crashes shortly after take-off from Dabolim Airport near Goa, India. The aircraft on a routine flight crashed in to the Arabian Sea of the coast of Goa killing the pilot Lt. Cdr. Saurav Saxena.
1998 – A Lumbini Airways de Havilland Canada DHC-6 Twin Otter crashed in a mountainous region near Ghorepani, Nepal. All of the 18 people on board were killed.
1998 – An Insitu Aerosonde named Laima becomes the first UAV to cross the Atlantic Ocean, completing the flight in 26 hours.
1995 – Atlantic Southeast Airlines Flight 529, an Embraer EMB-120 Brasília, crashes in a field near Carrollton, Georgia in the United States, killing 10 of the 29 people on board.
1994 – Royal Air Maroc Flight 630, an ATR-42, is deliberately crashed into the Atlas Mountains, killing all 44 on board.
1989 – Unlimited class racer Rare Bear, a highly-modified Grumman F8F-2 Bearcat, sets a new piston-powered speed record of 850.24 kilometers per hour (528.32 miles per hour) at Las Vegas, Nevada.
1961 – A Canadian Pacific Air Lines Douglas DC-8 sets two world records during a single test flight. First, it reaches 50,000 feet (15,240 m) at a weight of 107,600 pounds (48,807 kg), a new altitude record for a loaded transport jet. Then, in a dive from that altitude, it reaches Mach 1.012 with a true air speed of 662.5 mph (1,066.8 km/hr) at an altitude of 39,614 feet (12,074 m), becoming the first airliner to break the sound barrier.
1956 – Flying a Vought F8U-1 Crusader fighter, U. S. Navy Commander R. W. “Duke” Windsor sets a U. S. national speed record over a 15 km (9.3 mi) course, averaging 1,015.428 mph (1,635.150 km/hr) at China Lake, California.
1954 – Col. Einar Axel Malmstrom, vice wing commander at Great Falls Air Force Base, Montana, is killed in the crash of a Lockheed T-33 Shooting Star trainer, 52-9630, near the base. Local citizens then urge the renaming of the facility in his honor. The base was renamed on 15 June 1956.
1953 – A new world’s altitude record of 83,235 feet is set by Marion Carl in the Douglas D-558-2 Skyrocket.
1953 – United Air Lines Flight 615, a Douglas DC-6 B with FAA registration N37550, was operating as Flight 615, which was a transcontinental east-west service serving Boston-Hartford-Cleveland-Chicago-Oakland-San Francisco. The plane was transporting 50 persons (44 passengers and 6 crew members). The flight departed Chicago at 10:59 p. m. CST en route to Oakland. At around 4:16 a. m., the plane was approaching Oakland. At this time, the pilot, Marion W. Heddin of Los Altos, had talked with the control tower of the Civil Aeronautics Administration at the airport preparing for his landing, and had mentioned no trouble. At 4:25 a. m. Flight 615 was cleared for the straight-in approach into Oakland. This was the last radio transmission received from the flight. The plane crashed into mountainous terrain 15 miles (24 km) southeast of Oakland, careening into Tolman Peak and over its knoll, scattering on the downslope and into Dry Gulch Canyon below in a fiery explosion. All 50 persons on board perished.
1951 – A Lockheed T-33A-1-LO Shooting Star, 49-917, of the 5th Fighter-Interceptor Squadron, 52d Fighter-Interceptor Group, crashes on take off from McGuire Air Force Base into a scrub pine forest at adjacent Fort Dix, New Jersey, killing the two crew and spraying burning fuel over a group of 54 U.S. Army soldiers assigned to B battery of the Ninth division's 26th Field Artillery Battalion, wrapping up an army communications exercise, killing 11 and injuring 20. The trainer, unable to gain altitude, clips trees at the edge of a clearing and impacts 50 feet (15 m) from an army six-by-six troop carrier vehicle upon which some soldiers had already boarded. Others were lined up in formation close by. Eight died almost instantly and three succumbed later in hospital. All Army fatalities were 22 or younger, all hailed from New York, New Jersey, and Connecticut, and all had been in the army for less than five months. Also killed were pilot Capt. William H. Raub, (also reported as William H. Rauh ) 31, of Seattle, and his passenger, Maj. Theodore Deakyne, 30, of Levittown, New York. "It was an unfortunate tragedy -- a remarkable coincidence of circumstances which brought the plane to the spot where the men were on the verge of moving out. Thirty seconds later might have made a lot of difference," Lt. Bertram Brinley, Fort Dix public information officer, said.
1944 – Lieutenant John M. Armitage, USNR, is killed while conducting air firing tests of a Tiny Tim rocket at the Naval Ordnance Test Station at Inyokern, California. He flew into the ground from 1,500 ft (460 m). in an Curtiss SB2C-1C Helldiver, BuNo 018248, and was killed after the launching the rocket. Accident investigators discovered that the shock wave from the rocket's blast caused a jam in the SB2C's flight controls. Airfield dedicated 30 May 1945 in his honor as Armitage Field, now part of Naval Air Weapons Station China Lake, California.
1942 – Flying a Grumman F4F-4 Wildcat fighter, U. S. Marine Corps Captain John L. Smith scores the first aerial victory by a Henderson Field-based aircraft, shooting down a Mitsubishi A6M Zero between Lunga Point, Guadalcanal, and Savo Island.
1941 – 24 year-old Lt. Eugene M. Bradley of Antlers, Oklahoma, assigned to the 64th Pursuit Squadron. While piloting in a dogfight training drill, Lt. Bradley's P-40 crashed on August 21, 1941 at the Army Airfield, Windsor Locks, Connecticut. The airfield was renamed Army Air Base, Bradley Field, Connecticut on January 20, 1942 and is now Bradley International Airport.