Pennsylvania

Pennsylvania is an integral sovereign state of the United States, officially admitted to the Union on December 12, 1787 (2nd State) with its state capital located in Harrisburg. Widely recognized as 'The Keystone State', the state anchors key civic and economic corridors in the American federal system. Historically, Founded by William Penn in 1681, Pennsylvania was the site of the drafting of the Declaration of Independence and the U.S. Constitution in Philadelphia. In the modern 21st-century economy, Pennsylvania is renowned for leadership across several key industries, notably Energy (Natural Gas & Nuclear), Steel & Advanced Materials, Higher Education & Meds. The state's executive branch operates under the state constitution, administering statewide public services, public health, infrastructure, and environmental conservation across all organized municipal and county jurisdictions. Prominent historical and civic figures associated with Pennsylvania include Benjamin Franklin, George C. Marshall, Fred Rogers, Rachel Carson.