Three witnesses encountered a diamond-shaped craft with military helicopter escort; all suffered severe radiation-like injuries and sued the US government.
A B-52 crew and ground personnel at Minot AFB simultaneously tracked a large luminous object on radar that disrupted UHF communications near nuclear missile sites.
Multiple witnesses including RCMP officers saw an illuminated object crash into Shag Harbour; official Canadian government documents call it a 'UFO.'
A glowing UFO hovered over Malmstrom AFB while 10 Minuteman nuclear missiles simultaneously went offline with no technical explanation found.
Police officer Lonnie Zamora witnessed a landed egg-shaped craft with two figures that left physical traces investigated by the FBI and Project Blue Book.
The US military initially announced recovery of a 'flying disc' near Roswell, NM before retracting the statement, creating the most famous UFO controversy in history.