WHAT HAPPENED IN 1775.
Look what happened the 1775.

The office that would later become the United States Post Office Department is established by the Second Continental Congress. (26. July 1775)

The Spanish establish the Presidio San Augustin del Tucson in the town that became Tucson, Arizona. (20. August 1775)

American Revolutionary War: King George III delivers his Proclamation of Rebellion to the Court of St. James's stating that the American colonies have proceeded to a state of open and avowed rebellion. (23. August 1775)

Benedict Arnold's expedition to Quebec leaves Cambridge, Massachusetts. (11. September 1775)

American Revolutionary War: The Invasion of Canada begins with the Siege of Fort St. Jean. (17. September 1775)

American Revolutionary War: Ethan Allen surrenders to British forces after attempting to capture Montreal during the Battle of Longue-Pointe. Benedict Arnold and his expeditionary company set off from Fort Western, bound for Quebec City. (25. September 1775)

The United States Continental Congress orders the establishment of the Continental Navy (later renamed the United States Navy). (13. October 1775)

African-American poet Phillis Wheatley freed from slavery. (18. October 1775)

American Revolutionary War: The Burning of Falmouth (now Portland, Maine) prompts the Continental Congress to establish the Continental Navy. (18. October 1775)

King George III of Great Britain goes before Parliament to declare the American colonies in rebellion, and authorized a military response to quell the American Revolution. (26. October 1775)

American Revolutionary War: A British proclamation forbids residents from leaving Boston. (28. October 1775)

John Murray, the Royal Governor of the Colony of Virginia, starts the first mass emancipation of slaves in North America by issuing Lord Dunmore's Offer of Emancipation, which offers freedom to slaves who abandoned their colonial masters in order to fight with Murray and the British. (7. November 1775)

The United States Marine Corps is founded at Tun Tavern in Philadelphia by Samuel Nicholas. (10. November 1775)

American Revolutionary War: Patriot revolutionary forces under Gen. Richard Montgomery occupy Montreal, Quebec. (13. November 1775)

The USS Alfred becomes the first vessel to fly the Grand Union Flag (the precursor to the Stars and Stripes); the flag is hoisted by John Paul Jones. (2. December 1775)

At Fort Ticonderoga, Henry Knox begins his historic transport of artillery to Cambridge, Massachusetts. (5. December 1775)

American Revolutionary War: British troops lose the Battle of Great Bridge, and leave Virginia soon afterward. (9. December 1775)

American Revolutionary War: Battle of Quebec: British forces repulse an attack by Continental Army General Richard Montgomery. (31. December 1775)