Pinckney's Treaty. noun. 1. an agreement in 1795 between Spain and the U.S. by which Spain recognized the 31st parallel as the southern boundary of the U.S. and permitted free navigation of the Mississippi to American ships.
Sponsored Topics. Harrisburg, a northeastern suburb of Charlotte, is a town in Cabarrus County, North Carolina, United States. The population was 5,819 at the 2008 census. Harrisburg is located at 35Â°19â²20â³N 80Â°39â²12â³W / 35.32222Â°N 80.65333Â°W / 35.32222; -80.65333 (35.322295, -80.653331). According to the United States Census Bureau, the town has a total area of 6.2 square miles (16.2 kmÂ²), all of it land.
Harrisburg, Pennsylvania, in the American Civil War. Harrisburg, Pennsylvania, during the American Civil War was the capital of the second largest state in the Union. Located at the intersection of important railroads, Harrisburg was an important supply and logistics center for the dissemination and transportation of materiel for Northern armies.