Massachusetts Massachusetts State Government Massachusetts comes directly from the Algonquian word Massachusett that references the people living in the area, and means at the large hill. Capital: Boston Largest Cities: Amherst, Brockton, Cambridge, Gloucester, Fall River, Great Barrington, Lexington, Lowell, Lynn, New Bedford, North Adams, Northampton, Plymouth, Provincetown, Quincy, Salem, Springfield, Worcester Present Constitution Drafted: 1780 (Oldest U.S. state constitution in effect today) Entered Union: February 6, 1788 (6) Motto: “By the sword we seek peace, but peace only under liberty” State Flower: Mayflower State Tree: American Elm State Bird: Black-capped Chickadee State Insect: Ladybug State Dog: Boston Terrier State Song: “All Hail to Massachusetts” Nickname: Bay State, Old Colony State