The Historical Society of Pennsylvania (HSP) is a nonprofit organization founded in 1824, dedicated to preserving and promoting the history of Pennsylvania and the broader United States. It houses an extensive collection of manuscripts, books, maps, and photographs that document the state's rich heritage. HSP also offers educational programs and resources for researchers, students, and the general public. Located in Philadelphia, the HSP serves as a vital resource for historians and genealogists. Its archives include materials related to significant events and figures, such as the American Revolution and prominent individuals like Benjamin Franklin. The society plays a crucial role in fostering an appreciation for history through exhibitions and community engagement.