Pittsburgh, Pennsylvania, located at the confluence of the Monongahela and Allegheny rivers, forming the Ohio River in western Pennsylvania, developed in the 18th century as a site for trading between Native Americans and Europeans and became a battleground for control between colonial powers. Pittsburgh was home to Western State Penitentiary, one of the earliest penitentiaries in the United States, which opened in 1826. In the 19th century, the city became known for its steel industry, which led to violent labor unrest.

Early History

Because of its location on the colonial frontier, much ...

  • Loading...
locked icon

Sign in to access this content

Get a 30 day FREE TRIAL

  • Watch videos from a variety of sources bringing classroom topics to life
  • Read modern, diverse business cases
  • Explore hundreds of books and reference titles