1. In 1685, William Penn appointed Thomas Lloyd as the Deputy Governor of Pennsylvania. Lloyd served as Deputy Governor multiple times throughout his career and was instrumental in establishing the Pennsylvania State House, now known as Independence Hall.

2. On October 18, 1775, General Richard Montgomery and his troops began their march towards Montreal, Canada, as part of the American Revolutionary War. Montgomery led his troops through Pennsylvania and up to the Niagara River, where they were ultimately defeated by British forces.

3. In 1867, the first game of professional baseball in Pennsylvania was played in Philadelphia. The Philadelphia Athletics defeated the Camden (NJ) Club by a score of 40-26.

4. On October 18, 1901, the Pennsylvania Railroad opened its new passenger station in Philadelphia, known as Broad Street Station. The station served as a hub for rail traffic throughout the Northeast, and in its heyday, saw over 100,000 passengers per day.

5. In 1929, the first meeting of the Society of Women Engineers was held in Philadelphia. The Society was founded by Edith Clarke, a pioneering electrical engineer and the first female professor of electrical engineering at the University of Texas. Today, the Society has over 40,000 members worldwide.