North America is the third largest continent in the world. It is located in the Northern Hemisphere. The north of the continent is within the Arctic Circle and the Tropic of Cancer passes through ...

1750: 61% of all British North American slaves -- nearly 145,000 -- live in Virginia and Maryland, working the tobacco fields. 1770: Crispus Attucks is killed in the Boston Massacre. 1775 ...

It was 1775 and tensions were rising between Great Britain and the 13 colonies of North American, led by George Washington.