Editing 1775 (section)

=== July–December ===
[[File:Windy600.jpg|thumb|[[August 18]]: [[Tucson]] is founded.]]
*[[July 3]] – American Revolution: George Washington takes command of the 17,000-man Continental Army at Cambridge.
* [[July 5]] – American Revolution: The Continental Congress sends the [[Olive Branch Petition]], hoping for a reconciliation.
* [[July 6]] – American Revolution: The Continental Congress issues [[Declaration of the Causes and Necessity of Taking Up Arms]], which contains the words: "Our cause is just. Our union is perfect... being with one mind resolved to die freemen rather than to live slaves...".
* [[July 26]] –  The Second Continental Congress appoints [[Benjamin Franklin]] to be the first [[United States Postmaster General|Postmaster General]] of what later becomes the [[United States Post Office Department]].
* [[July 30]] – [[Second voyage of James Cook]]: {{HMS|Resolution|1771}} anchors off the south coast of England, [[James Cook|Captain Cook]] having completed the first eastbound global [[circumnavigation]].
* [[August 18]] – [[Tucson]] is founded.
* [[August 21]] – American Revolution – [[Siege of Fort St. Jean]]: American rebels launch an [[Invasion of Canada (1775)|invasion of Canada]].
* [[August 23]] – American Revolution: Refusing to even look at the Olive Branch Petition, King George issues a [[Proclamation of Rebellion]] against the American colonies.
* [[August 29]] – [[September 12]] – The ''[[1775 Newfoundland hurricane|Independence Hurricane]]'' from [[South Carolina]] to [[Nova Scotia]] kills 4,170, mostly fishermen and sailors.
* [[September 25]] – American Revolution: Siege of Fort St. Jean – [[Battle of Longue-Pointe]]: [[Thirteen Colonies]] revolutionary forces under Maj. [[Ethan Allen]] attack [[Montreal]] in Quebec, commanded by [[Kingdom of Great Britain|British]] General [[Guy Carleton, 1st Baron Dorchester|Guy Carleton]]. Allen's forces are defeated, and Allen himself is captured and held on British ships until he is released.
* October – The [[Sayre Plot]]ters attempt to kidnap [[George III of the United Kingdom]].
* [[October 13]] – American Revolution: The Continental Congress orders the establishment of the [[Continental Navy]] (later the [[United States Navy]]).
* [[October 26]] – American Revolution: [[George III]] announces to [[Parliament]] that the American colonies are in an uprising and must be dealt with accordingly.
* November – American Revolution: Colonel [[Richard Richardson (general)|Richard Richardson]]'s [[South Carolina]] revolutionaries march through [[Ninety-Six District, South Carolina|Ninety-Six District]] in what becomes known as the ''[[Snow Campaign]]'', effectively ending all major support for the [[Loyalist (American Revolution)|Loyalist]] cause in the [[backcountry]] of South Carolina.
* [[November 7]] – American Revolution: [[John Murray, 4th Earl of Dunmore]], British [[Colonial government in the Thirteen Colonies|royal governor]] of the [[Colony of Virginia]], signs [[Dunmore's Proclamation]], declaring [[martial law]] and offering freedom to [[Slavery in the United States|slaves]] of [[Patriot (American Revolution)|Patriot]]s who run away from their owners and join the [[Loyalist (American Revolution)|Loyalist]] forces (formal proclamation November 15) thus losing the support of planters who see slaves as their vital livelihood.
* [[November 10]] – American Revolution: The Continental Congress passes a resolution creating the [[Continental Marines]] to serve as landing troops for the recently created Continental Navy (the Marines are disbanded at end of the war in April [[1783]] but reformed on [[July 11]], [[1798]] as the [[United States Marine Corps]]).
* [[November 13]] – American Revolution: [[Siege of Fort St. Jean|Battle of Montreal]] – American forces under [[Brigadier General (United States)|Brigadier General]] [[Richard Montgomery]] capture [[Montreal, Quebec|Montreal]]. [[Kingdom of Great Britain|British]] General [[Guy Carleton, 1st Baron Dorchester|Guy Carleton]] escapes to [[Quebec]].
* November 17 – The city of [[Kuopio]], [[Finland]] (belonging to [[Sweden]] at this time) is founded by King [[Gustav III of Sweden]].
* [[December 5]] – American Revolution: [[Henry Knox]] begins [[Noble train of artillery|his journey]] to [[Cambridge, Massachusetts]] with the artillery that has been captured from [[Fort Ticonderoga]].
* [[December 31]] – American Revolution: [[Battle of Quebec (1775)|Battle of Quebec]] – British forces repulse an attack by [[Continental Army]] generals [[Richard Montgomery]] and [[Benedict Arnold]] at [[Quebec]]; Montgomery is killed.