On this day — September 3

together responsible for 40% of the world's carbon emissions, both formally ratify the Paris global climate agreement.

UPS Airlines Flight 6 develops an in-flight fire in the cargo hold and crashes near Nad Al Sheba, killing both crew members on board.

including 186 children.

a Catholic primary school for girls.

killing 64.

killing 12.

President Jean-Baptiste Bagaza is deposed by Major Pierre Buyoya.

an international bill of rights for women, is instituted by the United Nations.

The American Viking 2 spacecraft lands at Utopia Planitia on Mars.

Traffic changes from driving on the left to driving on the right overnight.

starting the First Taiwan Strait Crisis.