10 May 1773: Tea Act passed The British Parliament passed the Tea Act, which gave the British East India Company a monopoly on tea sales in the colonies.
16 Dec 1773: Boston Tea Party Colonists in Boston, disguised as Native Americans, dumped 342 chests of tea into Boston Harbor in protest of the Tea Act.
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1774
31 Mar 1774: Coercive Acts (Intolerable Acts) In response to the Boston Tea Party, Parliament passed a series of punitive laws, including the Boston Port Act and the Quartering Act.
5 Sep 1774: First Continental Congress Delegates from 12 of the 13 colonies met in Philadelphia to coordinate a response to the Coercive Acts.