Pennsylvania Sources Pennsylvania 1681-1776 Province of Pennsylvania Polity Style: 1681-2025 Governors: 1681-1776 Province of Pennsylvania (in rebellion) President of the Committee of Safety: 1775-1776 Pennsylvania 1776-2025 Commonwealth of Pennsylvania Polity Style: 1776-2025 President of the Convention: 1776 Presidents of the Council of Safety: 1776-1777 Presidents of the Supreme Executive Council: 1777-1790