12. Pictures and information Capitol: Boston State abbreviation/Postal: code Mass./MA Governor: Deval Patrick, D (to Jan. 2011) Lieut. Governor: Timothy Murray, D (to Jan. 2011) Senators: John F. Kerry, D (to Jan. 2015); Paul Kirk Jr., D (interim to Jan. 2010) US Representatives: 10 Historical Biographies of Congress: Secy. of the Commonwealth: peace, but peace only under liberty) William F. Galvin, D (to Jan. 2011) Treasurer: Timothy P. Cahill, D (to Jan. 2011) Present constitution drafted: 1780 (oldest U.S. state constitution in effect today) Entered Union: (ranks) Feb. 6, 1788 (6) Motto: By the sword we seek