Early American History By ryderh 1609 Henry Hudson explores the northeast coast and the Hudson River 1614 The Dutch colony of New Netherland is established 1620 Plymouth Colony is founded by the Pilgrims 1630 Puritans found the city of Boston 1638 New Sweden is founded along the Delaware River 1682 The city of Philadelphia is founded 1690 Spain begins to colonize the land of Texas 1702 Queen Anne's War begins 1718 The city of New Orleans is founded by the French 1733 The first settlers arrive in Georgia 1770 The Boston Massacre occurs 1775 The Revolutionary War begins