1971 – Eighty-seven countries, including the United States, United Kingdom, and Soviet Union, sign the Seabed Arms Control Treaty outlawing nuclear weapons on the ocean floor in international waters.
1990 – Buster Douglas, a 40:1 underdog, knocks out Mike Tyson in ten rounds at Tokyo to win boxing's world Heavyweight title and cause one of the largest upsets in sports history.
2015 – A university student was murdered as she resisted an attempted rape in Turkey, sparking nationwide protests and public outcry against harassment and violence against women.