Tensions between thirteen American colonies and the British during the revolutionary period of the 1760s and early 1770s led to the American Revolutionary War broke out June 14, 1775, Second Continental Congress convened Philadelphia has established a Continental Army under the command of George Washington, and has declared that "all human beings are born with equal rights" and given "certain inalienable rights." Congress approved the Declaration of Independence but rather by Thomas Jefferson draft, on July 4, 1776. 1777,
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