Editing 1921 (section)

=== June ===
{{Main|June 1921}}
* [[June 3]] &ndash; The [[death penalty]] is abolished in Sweden.<ref>{{cite book|author=Great Britain. Parliament. House of Commons. Select Committee on Capital Punishment|title=Report from the Select Committee on Capital Punishment Together with the Proceedings of the Committee, and the Minutes of Evidence: Taken Before the Select Committee on Capital Punishment in 1929-1930|url=https://books.google.com/books?id=VKJCAAAAIAAJ|year=1931|publisher=H.M. Stationery Office|page=604}}</ref>
* [[June 10]] &ndash; Paris declaration: Representatives of the three states of [[Transcaucasia]] and the [[North Caucasus]] (the [[Armenian Soviet Socialist Republic|Armenian]], [[Azerbaijan Soviet Socialist Republic|Azerbaijani]] and [[Georgian Soviet Socialist Republic|Georgian]] [[Republics of the Soviet Union|Socialist Soviet Republics]]) proclaim their independence, establishing a customs union and military alliance, not internationally recognized.<ref>{{cite book|first=Georges|last=Mamoulia|title=Les combats indépendantistes des Caucasiens, entre URSS et puissances occidentales: le cas de la Géorgie, 1921-1945|publisher=Harmattan|year=2009|isbn=9782296094765|page=46}}</ref>
* [[June 15]]
** [[Compagnie Générale Transatlantique]]'s liner {{SS|Paris|1916}} makes her maiden voyage from [[Le Havre]] to [[New York City|New York]].<ref>{{cite book|first=Patrick|last=Beauchet|title=Ma vie à bord des cargos et cargos mixtes de la Compagnie Générale Transatlantique|publisher=Société des Ecrivains|year=2015|isbn=9782342038651|page=209}}</ref>
** 29-year-old African American [[Bessie Coleman]] obtains her pilot's licence in France and becomes the first black woman to have a pilot's licence.<ref>{{cite web|url=https://www.nrcs.usda.gov/wps/portal/nrcs/detail/nv/about/?cid=nrcs144p2_037528|title=Women in History: Bessie Coleman|last=Onkst|first=David H.|year=2016|website=Natural Resources Conservation Service Nevada|access-date=November 20, 2020|archive-date=February 16, 2016|archive-url=https://web.archive.org/web/20160216203428/http://www.nrcs.usda.gov/wps/portal/nrcs/detail/nv/about/?cid=nrcs144p2_037528|url-status=dead}}</ref>
* [[June 21]] &ndash; The [[International Hydrographic Organization|International Hydrographic Bureau]] (IHB) is established as an agency of the [[League of Nations]]; it continues in this form until [[April 19]], [[1946]].{{citation needed|date=May 2025}}
* [[June 22]]&ndash;[[July 12]] &ndash; The [[3rd World Congress of the Comintern|Third Congress]] of the [[Communist International]] takes place.{{citation needed|date=May 2025}}
* [[June 27]] &ndash; The first signings of [[Treaty 11]], an agreement between [[George V]], King of Canada, and various Canadian [[First Nations in Canada|First Nations]], are conducted at [[Fort Providence]].{{citation needed|date=May 2025}}
* [[June 28]]
** The Constitutional Assembly of the [[Kingdom of Serbs, Croats and Slovenes]] passes the [[Vidovdan Constitution]], despite a boycott of the vote by the communists, and Croat and Slovene parties.{{citation needed|date=May 2025}}
** The coal [[Strike action|strike]] in the United Kingdom ends with the [[Miners' Federation of Great Britain]] obliged to accept pay cuts.<ref name=CentStruggle/>