5th » Signature of the European Patent Convention.
6th » Egypt launches a coordinated attack with Syria against Israel leading to the Yom Kippur War.
8th » Greek military junta of 1967–1974: Junta strongman George Papadopoulos appoints Spyros Markezinis as Prime Minister of Greece with the task to lead Greece to parliamentary rule.
10th » Vice President of the United States Spiro Agnew resigns after being charged with federal income tax evasion.
14th » In the Thammasat student uprising over :th:เหตุการณ์ 14 ตุลา or 100,000 people protest in Thailand against the Thanom Kittikachorn called Thanom military government; 77 are killed and 857 are injured by soldiers.
16th » Henry Kissinger and Le Duc Tho are awarded the Nobel Peace Prize.
17th » OPEC starts an petroleum known as oil embargo against a number of western countries, considered to have helped Israel in its war against Syria.
19th » President Richard Nixon rejects an Appeals Court decision that he turn over the Watergate tapes.
20th » "Saturday Night Massacre": President of the United States President Richard Nixon fires United States Attorney General U.S. Attorney General Elliot Richardson and United States Deputy Attorney General Deputy Attorney General William Ruckelshaus after they
20th » The Sydney Opera House opens.
21st » Fred Dryer of the then St. Louis Rams e.g Los Angeles Rams becomes the first player in National Football League e.g NFL history to score two safeties in the same game.
23rd » The Watergate Scandal: US President Richard M. Nixon agrees to turn over subpoenaed audio tapes of his Oval Office conversations.
23rd » A United Nations sanctioned cease-fire officially ends the Yom Kippur War between Israel and Syria.
27th » The Cañon City, Colorado called Cañon City meteorite, a 1.4 kilogram called kg chondrite type meteorite, strikes in Fremont County, Colorado.
30th » The Bosphorus Bridge in Istanbul, Turkey is completed, connecting the continents of Europe and Asia over the Bosphorus for the second time.
31st » 1973 Mountjoy Prison helicopter escape named Mountjoy Prison helicopter escape. Three Provisional Irish Republican Army members escape from Mountjoy Prison, Dublin, Republic of Ireland aboard a hijacked helicopter that lands in the exercise yard.
15th » Dax Riggs, American singer-songwriter and guitarist (Acid Bath, Daisyhead & The Mooncrickets, Agents of Oblivion, and Deadboy & the Elephantmen)