The Missouri Compromise was a temporary and relatively unsuccessful compromise that said slavery would be forbidden in the Louisiana Territory but allowed in Missouri. It was one of the many acts that led to the Civil War.
Answer:
The French and Indian War began in 1754 and ended with the Treaty of Paris in 1763. The war provided Great Britain enormous territorial gains in North America, but disputes over subsequent frontier policy and paying the war's expenses led to colonial discontent, and ultimately to the American Revolution.
The purpose is to keep the powers controlled so that one person doesn't have all of the power
The event that got the USA seriously involved with WW2 was the attack on Pearl Harbor on December 7, 1941.
The British commanders at Lexington and Concord were Francis Smith, John Pitcairn, and Hugh Percy.