1924 – The last sighting of English climbers George Mallory and Andrew Irvine; 800 feet from the summit of Mount Everest during the third attempt to become the first men to conquer the world’s highest mountain. Their fate was unknown for 75 years, until Mallory’s body was discovered in 1999 by an expedition that had set out to search for the climbers’ remains. Whether or not Mallory and Irvine reached the summit before they died remains a subject of speculation and continuing research.

1963 – Dr. Stephen Ward, a London osteopath and friend of ‘call girl’ Christine Keeler, was arrested and charged with living on immoral earnings.

1968 – James Earl Ray, wanted for the murder of American civil rights leader Martin Luther King, was arrested in London, travelling under an assumed name.

1982 – American President Ronald Reagan became the first American head of state to address a joint session of the British Parliament.

1982 – Up to fifty British servicemen were killed in an Argentine air attack on two supply ships in the Falklands. Sir Galahad and Sir Tristram were anchored at Bluff Cove when they were hit by missiles in a surprise raid by five Argentine Skyhawks.

1984 – New South Wales, Australia, celebrated the first day of homosexuality being legal.

1985 – All Ireland united behind Barry McGuigan as he won the world featherweight title at Loftus Road, London.

1992 – World Oceans Day was celebrated for the first time. Canada’s International Center for Ocean Development proposed the idea of World Oceans Day at the 1992 Earth Summit in Brazil, suggesting it could bring much-needed attention to the better caretaking of our oceans.

1999 – Ex-cabinet minister Jonathan Aitken was jailed for 18 months after admitting he lied during a libel action.

2009 – Labour suffered its worst post-war election result after it was beaten into third place by UKIP and saw the BNP gain its first seats in the European elections.

2020 – Dr. Kathy Sullivan became the first woman to reach the deepest part of the ocean in the Marianas Trench.
This was not the first time Dr. Sullivan had broken history, as she was the first US woman to complete a spacewalk in 1984.