Tiananmen Square Protests of 1989 Memorial Day
Tiananmen Square Protests of 1989 Memorial Day is held on June 4. International. This event in the first decade of the month june is annual.
Mabo Day in Australia on June 3 (It commemorates Eddie Koiki Mabo (c. 29 June 1936–21 January 1992) a Torres Strait Islander whose campaign for Indigenous land rights led to a landmark decision of the High Court of Australia that, on 3 June 1992, overturned the legal fiction of terra nullius which had characterised Australian law with regards to land and title since the voyage of James Cook in 1770);
Birthday of Carl Gustaf Emil Mannerheim & Flag Day celebration of the Finnish Defence Forces on June 4 (Finland);
Normandy landings of the Allied Expeditionary Forces on June 6 (D-Day), a.k.a. Operation Neptune, part of Operation Overlord (1944);
Battle of Arica Day on June 7 (Arica y Parinacota Region, Chile);
Union Dissolution Day on June 7 (Norway. The Union Dissolution Day, observed in Norway on 7 June (though not a public holiday), is marked in remembrance of the Norwegian parliament's 1905 declaration of dissolution of the union with Sweden, a personal union which had existed since 1814)