Historical timeline for September 7

Bitcoin becomes legal tender in El Salvador.

The National Unity Government of Myanmar declares a people's defensive war against the military junta during the Myanmar civil war.

Ukrainian filmmaker Oleg Sentsov and 66 others are released in a prisoner exchange between Ukraine and Russia.

The 8.2 Mw 2017 Chiapas earthquake strikes southern Mexico, killing at least 60 people.

Canada officially cuts diplomatic ties with Iran by closing its embassy in Tehran and orders the expulsion of Iranian diplomats from Ottawa, over nuclear plans and purported human rights abuses.

The Lokomotiv Yaroslavl plane crash in Russia kills 43 people, including nearly the entire roster of the Lokomotiv Yaroslavl Kontinental Hockey League team.

A Chinese fishing trawler collides with two Japanese Coast Guard patrol boats in disputed waters near the Senkaku Islands.

The United States government takes control of the two largest mortgage financing companies in the US, Fannie Mae and Freddie Mac.

Egypt holds its first-ever multi-party presidential election.

The 6.0 Mw Athens earthquake affects the area with a maximum Mercalli intensity of IX (Violent), killing 143, injuring 800–1,600, and leaving 50,000 homeless.

Maiden flight of the Lockheed Martin F-22 Raptor.

Space Shuttle Endeavour is launched on STS-69, the second flight of the Wake Shield Facility.

Chilean dictator Augusto Pinochet survives an assassination attempt by the FPMR; five of Pinochet's bodyguards are killed.

Desmond Tutu becomes the first black man to lead the Anglican Diocese of Cape Town.

An explosion on board a Maltese patrol boat disposing of illegal fireworks at sea off Gozo kills seven soldiers and policemen.

The Chrysler Corporation asks the United States government for US$1.5 billion to avoid bankruptcy.

While walking across Waterloo Bridge in London, Bulgarian dissident Georgi Markov is assassinated by Bulgarian secret police agent Francesco Gullino by means of a ricin pellet fired from a specially designed umbrella.

The 300-metre (980 ft) tall CKVR-DT transmission tower in Barrie, Ontario, Canada, is hit by a light aircraft in a fog, causing it to collapse. All aboard the aircraft are killed.

The Torrijos–Carter Treaties between Panama and the United States on the status of the Panama Canal are signed. The United States agrees to transfer control of the canal to Panama at the end of the 20th century.

Fighting begins between Arab guerrillas and government forces in Jordan.