Editing 1980 (section)

===September===
{{Main|September 1980}}
* [[September 1]] – [[Terry Fox]] is forced to end his Marathon of Hope run outside of [[Thunder Bay, Ontario]], Canada, after finding out that the cancer has spread to his lungs.
* [[September 2]] – [[Ford Europe]] launches the [[Ford Escort (Europe)|Escort MK3]], a new front-wheel-drive hatchback.
* [[September 3]] – [[Zimbabwe]] breaks diplomatic and consular relations with South Africa, even though it maintains a commercial mission in [[Johannesburg]].
* [[September 5]] – The [[Gotthard Road Tunnel]] opens in Switzerland as the world's longest highway tunnel, at {{convert|16.3|km|mi}}, stretching from [[Göschenen]] to [[Airolo]] beneath the Gotthard Pass.
* [[September 12]] – [[Kenan Evren]] stages a [[1980 Turkish coup d'état|military coup in Turkey]]. It stops political gang violence, but begins stronger state violence leading to the execution of many young activists.<ref>{{cite book|title=Air University Review|url=https://books.google.com/books?id=gPRqc3EicvAC&pg=RA1-PA59|year=1982|publisher=Department of the Air Force|pages=59}}</ref>
* [[September 17]] – After weeks of strikes at the Lenin Shipyard in [[Gdańsk]], [[Polish People's Republic|Poland]], the nationwide independent trade union [[Solidarity (Polish trade union)|Solidarity]] is established.<ref>{{cite book|title=World Review|url=https://books.google.com/books?id=D4XRAAAAMAAJ|year=1983|publisher=University of Queensland Press|page=35}}</ref>
* [[September 21]] – [[Bülent Ulusu]], ex admiral, forms the new government of [[Turkey]] (44th government, composed mostly of technocrats).<ref>{{cite book|title=The World Today|url=https://books.google.com/books?id=UKlmAAAAMAAJ|year=1983|publisher=Oxford University Press|page=30}}</ref>
* [[September 22]] – The command council of [[Iraq]] orders its army to "deliver its fatal blow on [[Iran]]ian military targets", initiating the [[Iran–Iraq War]].<ref>{{cite book|author=Bradley N. Fultz|title=Finding a Measured Response to Iran's Activities|url=https://books.google.com/books?id=6Nhuvbb8sS4C&pg=PP6|year=2013|publisher=Middle East Studies at the Marine Corps University|pages=6}}</ref>
* [[September 26]]
** [[Oktoberfest bombing]]: 13 people are killed and 211 injured in a right-wing terror attack in [[Munich]] (West Germany).<ref>{{cite book|author=Robin Corbett|title=Guerrilla Warfare: From 1939 to the Present Day|url=https://books.google.com/books?id=Z4rbAAAAMAAJ|year=1986|publisher=Orbis|isbn=978-0-85613-469-2|page=206}}</ref>
** The [[Mariel boatlift]] in Cuba officially ends.<ref>{{cite book|author=Eneida B. Guernica|title=The Cuban Children in Exile and Their Families: In and Out of Cuba--|url=https://books.google.com/books?id=qt26AAAAIAAJ|year=2003|publisher=IKE Publications|isbn=978-0-9675885-1-3|page=140}}</ref>
* [[September 30]] – [[Digital Equipment Corporation]], [[Intel]] and [[Xerox]] introduce the [[DIX Ethernet|DIX]] standard for [[Ethernet]], which is the first implementation outside of Xerox and the first to support 10&nbsp;Mbit/s speeds.<ref>{{cite book|author1=Robert Breyer|author2=Sean Riley|title=Switched, Fast, and Gigabit Ethernet|url=https://books.google.com/books?id=DBJHAAAAYAAJ|year=1999|publisher=MacMillan Technical Pub.|isbn=978-1-57870-073-8|page=559}}</ref>