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In 1774, the British Parliament passed a series of laws collectively known as the Intolerable Acts -
The Stamp Act of 1765 was the first internal tax levied directly on American colonists by the British Parliament. -
By issuing the Declaration of Independence, adopted by the Continental Congress on July 4, 1776, the 13 American colonies severed their political connections to Great Britain. -
On September 28, 1781, General George Washington, commanding a force of 17,000 French and Continental troops, begins the siege known as the Battle of Yorktown. -
The Treaty of Paris of 1783 finally ended the American Revolutionary War. -
The Constitution of the United States established America's national government and fundamental laws. -
Air Raid On Pearl Harbor. -
Truman becomes US President following the death of President Roosevelt, Nuclear Bombs dropped on Hiroshima and Nagasaki Japan surrender on August 14.