james10 By balboa2 Jun 30, 1632 Charter granted Sir George Calvert receives a charter from King Charles the First. Period: Jun 30, 1632 to Dec 31, 1729 Colonial Maryland Jan 1, 1633 Ships set sail from England. The ships Ark and Dove set sail from England towards the Calvert’s land grant. Jan 1, 1634 Ships from England arrive at the Calvert's land grant. The ships Ark and Dove arrive in the Calvert’s land grant and found St. Mary’s City. May 30, 1635 The First Attempted Rebellion A rebellion is caused by William Clayborne, but he is arrested with his followers. Jan 1, 1644 Slavery allowed Slavery is allowed in Maryland by law. May 30, 1645 The Second Attempted Rebellion Clayborne returns and overthrows the government ,but the revolt is suppressed. Jan 1, 1691 Royal Colony Maryland becomes a royal colony. Jan 1, 1695 Capital changes Maryland's capital changes to Annapolis. Dec 31, 1729 New city is founded Baltimore, Maryland is founded.