Editing 1764 (section)

=== July&ndash;September ===
* [[July 6]] &ndash; The last British troops depart [[Havana]], [[Cuba]], two years after having captured it from [[Spain]] during the [[Seven Years' War]].  The removal of troops follows the treaty between the two Kingdoms, with Spain ceding [[West Florida]] to Great Britain in return for the Havana withdrawal.<ref>Alexander von Humboldt, ''Political Essay on the Island of Cuba: A Critical Edition'', translated by J. Bradford Anderson, et al.  (University of Chicago Press, 2011) p110</ref>
* [[July 8]] &ndash; The Niagara Conference begins at the invitation of [[Sir William Johnson]], the British Superintendent of Indian Affairs for the northern district, who hosts "one of the largest conventions of red men ever held on the continent" to negotiate the end of the hostilities from the [[French and Indian War]].  Reportedly, 2,000 representatives of the North American tribes meet at upstate New York coming from distances ranging "From [[Dakota Territory|Dakota]] to [[Hudson Bay|Hudson's Bay]], and from [[Maine]] to [[Kentucky]]."  <ref>William Elliot Griffis, ''The Romance of American Colonization: How the Foundation Stones of Our History Were Laid'' (W. A. Wilde & Company, 1898) p259</ref>
* [[July 11]] &ndash; Conditional repatriation of the [[Acadians]] in [[Canada]], French colonists who took up arms against the British during the war, is approved by order of King George III on advice of the [[Privy Council of the United Kingdom|Privy Council]].  The Council offers settlement to any Acadians willing to take an oath of allegiance to the British Crown and that those living in [[New Brunswick]] are to "be allowed to settle in [[Nova Scotia]], but that they should be dispersed in small numbers in various localities."  <ref>William F. Ganong, ''A Monograph of the Origins of the Settlements in New Brunswick'' (J. Hope & Sons, 1904) p190</ref>
* [[July 20]] &ndash; King George, on advice of the Privy Council, issues the Royal Determination of the disputed boundary between the colonial provinces of [[New York (state)|New York]] and [[New Hampshire]]. The [[King-in-Council]] "doth hereby order and declare the western banks of the [[Connecticut River|river Connecticut]] from where it enters the [[Massachusetts Bay Colony|province of Massachusetts Bay]], as far north as the [[45th parallel north|45th degree of north latitude]] ''to be'' the boundary line between the two provinces of New Hampshire and New York."  <ref>David Bennett, ''A Few Lawless Vagabonds: Ethan Allen, the Republic of Vermont, and the American Revolution'' (Casemate, 2014)</ref> 
* [[July 26]] &ndash; In what is described 250 years later as "[[Enoch Brown school massacre|The first documented United States school shooting]]",<ref>"Gun Violence and School Safety in American Schools", by Daniel Eadens, et al., in ''The Wiley Handbook of Educational Policy'' (Wiley Blackwell, 2018) p384</ref> a group of four [[Delaware Indians]] invade a schoolhouse near what is now [[Greencastle, Pennsylvania]] and kill ten schoolchildren and their teacher, Enoch Brown.<ref>Jaclyn Schildkraut and H. Jaymi Elsass, ''Mass Shootings: Media, Myths, and Realities'' (ABC-CLIO, 2016) p30</ref> The massacre happens in the course of [[Pontiac's War]], as retaliation against white settlement of Indian lands in central Pennsylvania.  One student, Archie McCullough, manages to escape the carnage; a memorial is erected 120 years later on August 4, 1884.<ref>''Electra'' magazine (November 1885) p332</ref>
* [[July 31]] &ndash; Johnson arrives at the Niagara River site to meet with the representatives of the Indian nations.<ref name= McNab>David T. McNab, ''Circles of Time: Aboriginal Land Rights and Resistance in Ontario'' (Wilfrid Laurier University Press, 1999) pp49-50</ref>
* [[August 1]] &ndash; The [[Treaty of Fort Niagara]] is signed between Great Britain and 44 North American Indian nations,<ref>"Niagara, Treaty of", by Karl S. Hele, in ''The Encyclopedia of North American Indian Wars, 1607–1890: A Political, Social, and Military History'', ed. by Spencer C. Tucker (ABC-CLIO, 2011) p566</ref> bring an end to the ongoing war that had started in 1756 with most of the northern Indian tribes. Sir William Johnson appears on behalf of Britain, and principal chiefs appear for the [[Iroquois Confederacy]], [[Wabash Confederacy]], [[Illini Confederacy]], [[Haudenosaunee]], [[Seneca tribe|Seneca]], [[Wyandot people|Wyandot]], [[Menominee]], [[Algonquin people|Algonquin]], [[Nipissing First Nation|Nipissing]], [[Ojibwa]], [[Mississaugas]], [[Mohawk nation|Mohawk]], [[Abenaki]], [[Huron-Wendat Nation|Huron]], and [[Onondaga (tribe)|Onondaga]].<ref name= McNab/>
* [[September 7]] &ndash; [[Stanisław August Poniatowski]] is elected as the King of the [[Polish–Lithuanian Commonwealth]].