1. The first recorded protest against slavery in Colonial America was held in Germantown, Pennsylvania on October 1, 1688.

2. The Pennsylvania State Capitol building was dedicated on October 1, 1906. It was designed by architect Joseph Miller Huston and features a grand dome and stunning murals by artist Edwin Austin Abbey.

3. The first recorded professional football game was played in Latrobe, Pennsylvania on October 1, 1892. The Allegheny Athletic Association took on the Pittsburgh Athletic Club in what is now considered the birthplace of professional football.

4. Pioneering aviator Amelia Earhart received her pilot's license on October 1, 1923 from the Aeronautics Bureau of the United States Department of Commerce in Westfield, Pennsylvania.

5. On October 1, 1755, the Penn's Creek Massacre occurred in central Pennsylvania. Susquehannock Native Americans attacked settlers, killing 14 people and taking many captive. This event led to increased tensions and conflicts between Native Americans and European settlers in the region.