The Holocaust: Under instructions from Adolf Hitler, Nazi official Hermann Göring, orders SS General Reinhard Heydrich to "submit to me as soon as possible a general plan of the administrative material and financial measures necessary for carrying out the desired Final Solution of the Jewish question."
The Troubles: In Operation Motorman, the British Army re-takes the urban no-go areas of Northern Ireland. It is the biggest British military operation since the Suez Crisis of 1956, and the biggest in Ireland since the Irish War of Independence. Later that day, nine civilians are killed by car bombs in the village of Claudy.
The United States and Soviet Union both sign the START I Strategic Arms Reduction Treaty, the first to reduce (with verification) both countries' stockpiles.