Massachusetts Sources Polity Style: 1629-2023 Colonial Governors: 1629-1686 President of the Council for Safety: 1689 Colonial Governors: 1689-1776 Presidents of the Provincial Congress: 1774-1775 Presidency of the Council: 1775-1780 State Governors: 1780-1799 Last updated on: 29 Nov 2023; URL: www.archontology.org/nations/us/massachusetts/index.php