12 Changes And Inventions Pennsylvania Contributed To The History Of The World

Pennsylvania has certainly played a significant role in United States history, but it’s also known the world over. Some of these Pennsylvania inventions made a huge impact on human lives while others changed our culture. Here are 13 inventions Pennsylvania contributed to the history of the world.

This is by no means an exhaustive list of all the ways Pennsylvania made an impact on world history. What are some other Pennsylvania inventions that helped change the world? Let us know in the comments! Then head over to learn more about the 10 worst disasters to occur in Pennsylvania history.