Cowpens National Battlefield is a unit of the National Park Service just east of Chesnee, South Carolina, and near the state line with North Carolina. It preserves a major battlefield of the American Revolutionary War. Brigadier General Daniel Morgan won the Battle of Cowpens, a decisive Revolutionary War victory over British Lieutenant Colonel Banastre Tarleton on January 17, 1781. It is considered one of Morgan's most memorable victories and one of Tarleton's most memorable defeats.