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The Ecnomiohyla rabborum became extinct when the last known surviving member died in captivity.

Forty-three students of the Ayotzinapa Rural Teachers' College in Iguala, Mexico, were kidnapped and probably later killed.

Scottish aid worker Linda Norgrove and three Afghan colleagues were kidnapped by members of the Taliban in Kunar Province, Afghanistan.

Swiss pilot and inventor Yves Rossy (pictured) flew a wingpack powered by jet engines across the English Channel.

Cold War: Soviet lieutenant colonel Stanislav Petrov averted a potential nuclear war by identifying as a false alarm signals that appeared to indicate an impending U.S. missile attack.

The racing yacht Australia II, captained by John Bertrand, won the America's Cup and ended the New York Yacht Club's 132-year defence of the trophy.

The Beatles completed the recording of John Lennon's song "Happiness Is a Warm Gun", regarded by all the band members as their favourite on the album The Beatles.

The Cambodian–Vietnamese War formally ended with the withdrawal of Vietnamese forces from the People's Republic of Kampuchea, a client state it had implemented to overthrow Democratic Kampuchea and the Khmer Rouge.