13 colonies by Iliana and Jaxon By hstelling1989@gmail.com 1607 When john Smith discover Virginia. 1609 When Henry Hudson discovered Delaware. 1614 When did New York became a colonies. 1620 When the Mayflower came. 1635 When Cecil Calvert discovered Maryland. 1664 When was New Jersey founded. 1729 When SC became a colony. 1733 When James Oglethorpe founded Georgia. 1776 When New Hampshire was founded. 1790 When Roger Williams founded Rhode Island.