1. In 1891, the first practical public electric trolley made its debut in Pennsylvania. Known as the "State Car," the trolley traveled from Wilkes-Barre to Nanticoke and marked a significant step forward in transportation technology.

2. On February 10, 1954, Pennsylvania became the first state to offer "blue laws" for the observance of Presidents' Day. These laws required that all stores be closed on the Monday holiday, with exceptions only for essential services such as hospitals and gas stations.

3. Pennsylvania is home to some of the most iconic chocolatiers in the world, and on February 10, 1923, one of them, Milton Hershey, launched the Hershey Chocolate Company. Today, Hershey's is known for its Hershey's Kisses and chocolate bars, and the company remains an important part of Pennsylvania's economy.

4. Several historic events have occurred on February 10 in Pennsylvania. For example, in 1862, the Battle of Elizabeth City saw Union forces defeat Confederate troops in a naval battle off the coast of North Carolina. Meanwhile, in 1870, the Pennsylvania State Normal School (now known as Millersville University) was founded.

5. Perhaps one of the most significant events in Pennsylvania history to happen on February 10 occurred in 1763, when the Treaty of Paris was signed. This agreement marked the end of the French and Indian War, which had a profound impact on colonial America and helped set the stage for the American Revolution.