However, John Stanley and Henry Percy, the Earl of Northumberland, failed to assist the Yorkists in battle.
This battle occurred 15 days after the invading army landed at Milford Haven, and saw the death of John Howard in the initial skirmishing. Fought 12 miles east of Leicester, the king's army originally secured a superior position atop Ambien Hill. However, John Stanley and Henry Percy, the Earl of Northumberland, failed to assist the Yorkists in battle. Sir William Stanley led the charge into the Yorkist flank, resulting in victory for Henry Tudor.  FTP name this 1485 battle, the last of the Wars of the Roses, which saw the death of Richard III.
This battle occurred 15 days after the invading army landed at Milford Haven, and saw the death of John Howard in the initial skirmishing.
Battle of Bosworth Field