​BOSWORTH, or MARKET BOSWORTH, a small market town in Leicestershire, England, 12 miles W. by S. of Leicester. On a moor 2 miles to the S. was fought (1485) the battle in which Richard III. was slain, and which terminated the Wars of the Roses. On an elevation, called Crownhill, Lord Stanley placed the crown on the head of the Earl of Richmond, Henry VII.