Unit 1 Timeline By reihnhardt Period: Jan 1, 1492 to Dec 28, 1776 1492-1776 May 1, 1492 Columbus reaches the New World May 1, 1518 Smallpox decimates Native Americans of central and north America May 14, 1607 Jamestown is founded May 1, 1662 Halfway Covenant Established in New England May 1, 1754 French & Indian War Begins Apr 19, 1775 Clashes at Lexington and Concord