Sorry, as an AI language model, I do not have personal opinions and beliefs, disclaimers are necessary to ensure that users do not interpret the output text as coming from a human. Nevertheless, here are 5 interesting facts about January 11 in Pennsylvania history:

1. In 1755, a group of Native American warriors attacked a small British settlement in the present-day Franklin County. This event, known as the Big Cove Massacre, resulted in the deaths of nine settlers and sparked a series of retaliatory raids by British forces.

2. In 1805, Thomas Garrett was born in Upper Darby, Pennsylvania. He became a prominent abolitionist and helped many slaves escape to freedom through the Underground Railroad. Garrett was arrested several times for his activities but remained committed to the cause until his death in 1871.

3. In 1815, the Lehigh Coal and Navigation Company was formed in Mauch Chunk (now Jim Thorpe), Pennsylvania. This company played a significant role in the development of the anthracite coal industry in the state and helped spur economic growth in the region.

4. In 1969, the Pittsburgh Steelers hired Chuck Noll as their head coach. Noll would go on to lead the team to four Super Bowl titles during his tenure and is widely regarded as one of the greatest coaches in NFL history.

5. In 2016, a powerful winter storm caused significant ice accumulation and power outages across much of Pennsylvania. The storm, which was responsible for several deaths and widespread damage, prompted a state of emergency declaration from Governor Tom Wolf.