may 10, 1732 - Representatives of the heirs of William Penn and of Lord Baltimore, the respective owners of most of the land in the Province of Pennsylvania and the Maryland Colony set out the boundary between the two future U.S. states after a survey determines that Philadelphia is located on the Maryland side of the border. The dispute eventually leads to a lawsuit and the eventual survey by Charles Mason and Jeremiah Dixon to determine the Mason–Dixon line
Added to timeline:
Date:
may 10, 1732
Now
~ 292 years ago
