Editing 1975 (section)

===May===
{{Main|May 1975}}
* [[May 3]] – [[West Ham United F.C.|West Ham United]] win the [[1975 FA Cup final|FA Cup]] at Wembley, beating Fulham 2–0 in the final.<ref>{{cite web |title=Hammers Nail Fulham |url=http://www.thefa.com/TheFACup/FACompetitions/TheFACup/History/HistoryOfTheFACup/1975WestHamFulham |website=TheFA.com |publisher=[[The Football Association]] |archive-url=https://web.archive.org/web/20100329083013/http://www.thefa.com/TheFACup/FACompetitions/TheFACup/History/HistoryOfTheFACup/1975WestHamFulham |archive-date=29 March 2010 |access-date=11 August 2024}}</ref> 
* [[May 6]] – The South African government announces that it will provide all Black children with free and compulsory education.
* [[May 15]] – [[Mayaguez incident]]: The American merchant ship ''Mayaguez'', seized by Cambodian forces, is rescued by the U.S. Navy and Marines; 38 Americans are killed.
* [[May 16]]
** [[Sikkim]] accedes to India after a referendum and abolishes the [[Chogyal]], its monarchy.
** [[Junko Tabei]] from [[Japan]] becomes the first woman to reach the summit of [[Mount Everest]].
* [[May 25]] – [[Bobby Unser]] wins the [[Indianapolis 500]] for a second time in a rain-shorted 174 lap, {{convert|700|km|mi|abbr=on}} race.
* [[May 27]] – The [[Dibbles Bridge coach crash]] near [[Grassington]], [[North Yorkshire]], England, results in 32 deaths (the highest toll in a United Kingdom road accident).
* [[May 28]] – Fifteen West African countries sign the [[Treaty of Lagos]], creating the [[Economic Community of West African States]].