Documented sightings reported in United Kingdom, sorted from most recent.
Unidentified objects forced a police helicopter into emergency evasive action over US air bases in England, with 20+ objects reported over three nights.
Military personnel at two RAF bases observed a massive triangular craft with a searching beam of light; investigated by the MoD's Nick Pope.
The small Scottish village of Bonnybridge has reported approximately 300 UFO sightings per year since 1992, earning it the title of 'UFO Capital of the World' with the highest per capita sighting rate on Earth.
Two hikers photographed a diamond-shaped craft with a Harrier jet nearby in Scotland. The UK government classified the photos for over 30 years before one was released in 2022.
A former police officer photographed a small entity on Ilkley Moor before witnessing a craft depart; he later recalled an abduction under hypnosis.
US Air Force personnel at a NATO base in England reported close encounters with a triangular craft over multiple nights, supported by physical evidence and an official memo.
Scottish forestry worker Robert Taylor was physically attacked by a UFO and smaller spheres, leading to the only criminal investigation of a UFO encounter in British history.
Fourteen schoolchildren and dozens of adults reported UFOs and humanoid figures across Pembrokeshire, Wales, creating the 'Welsh Triangle' phenomenon.
A seismic event, explosion, and glowing object on the Berwyn Mountains created the 'Welsh Roswell,' with allegations of military crash retrieval.
A photograph taken of a young girl on a marsh appeared to show a figure in a white spacesuit behind her. Kodak verified the negative was genuine and unaltered.
Multiple radar stations and a fighter jet tracked UFOs over two RAF bases; the Condon Committee called it 'the most puzzling case in the radar-visual files.'