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Date |
Event(s) |
| 1 | 1752 | - 2 Sep 1752: Britain and the British colonies switch from the Julian to the Gregorian calendar.
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| 2 | 1754 | - 1754—1763: French and Indian War.
Final conflict in the ongoing struggle between the British and French for control of eastern North America. The British win a decisive victory over the French on the Plains of Abraham outside Quebec (Sept. 13, 1759) and, by the Treaty of Paris (signed Feb. 10, 1763), formally gain control of Canada and all the French possessions east of the Mississippi.
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| 3 | 1770 | - 5 Mar 1770: Boston Massacre:
British troops fire into a mob, killing five men and leading to intense public protests.
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| 4 | 1773 | - 16 Dec 1773: Boston Tea Party:
Group of colonial patriots disguised as Mohawk Indians board three ships in Boston harbor and dump more than 300 crates of tea overboard as a protest against the British tea tax.
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| 5 | 1774 | - 1774—1774: Dunmore's War
Dunmore
- 5 Sep 1774—26 Oct 1774: First Continental Congress meets in Philadelphia, with 56 delegates representing every colony except Georgia. Delegates include Patrick Henry, George Washington, and Samuel Adams.
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| 6 | 1775 | - 19 Apr 1775—3 Sep 1783: American Revolution: War of independence fought between Great Britain and the 13 British colonies on the eastern seaboard of North America. Battles of Lexington and Concord, Mass., between the British Army and colonial minutemen, mark the beginning of the war (April 19, 1775). Battle-weary and destitute Continental army spends brutally cold winter and following spring at Valley Forge, Pa. (Dec. 19, 1777
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| 7 | 1776 | - 4 Jul 1776: Continental Congress adopts the Declaration of Independence in Philadelphia.
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| 8 | 1777 | - 14 Jun 1777: Continental Congress approves the first official flag of the United States.
- 15 Nov 1777: Continental Congress adopts the Articles of Confederation, the first U.S. constitution.
- Dec 1777—Jun 1778: The famous winter encampment at Valley Forge
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| 9 | 1786 | - 21 Aug 1786: Shays' Rebellion erupts; farmers from New Hampshire to South Carolina take up arms to protest high state taxes and stiff penalties for failure to pay.
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| 10 | 1787 | - 14 May 1787—17 Sep 1787: Constitutional Convention, made up of delegates from 12 of the original 13 colonies, meets in Philadelphia to draft the U.S. Constitution.
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1677 -