American History 1 By Leif Swenson Period: 12,876 BCE to 7876 BCE 15,000 - 20,000 Years ago Period: 1400 BCE to 1400 BCE Prehistory--C.E. 1400 1492 Columbus reaches the Bahamas 1607 Jamestown 1620 Plymouth 1675 Stamp Tax Period: 1675 to 1676 King Phillip's War 1770 Boston Tea Party and Boston Massacre 1774 1st Continental Congress 1775 Battle of Lexington and Concord Period: 1775 to 1783 Revolutionary War Jul 4, 1776 Declaration of Independance 1787 United States Constitution signed Period: 1804 to 1806 Lewis and Clark Expidition Period: 1831 to 1838 Trail of Tears