Complete the following sentence: The line of the Beauchamp Earls ended in 1449 when Anne de Beauchamp, 15th Countess of Warwick, died. Richard Neville, the "Kingmaker", became the next Earl of Warwick through his wife's inheritance of the title. During the summer of 1469, Neville rebelled against King Edward IV of England and imprisoned him in Warwick Castle. ️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️ Neville was subsequently killed in the
Battle of Barnet, fighting against the King in 1471 during the Wars of the Roses. Warwick Castle then passed from Neville to his son-in-law, George Plantagenet, 1st Duke of Clarence (brother of King Edward IV). George Plantagenet was executed in 1478, and his lands passed on to his son, Edward Plantagenet, 17th Earl of Warwick; however, Edward Plantagenet was only two when his father died, so his lands were taken in the custody of The Crown. ••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••• Edward was the last Earl of Warwick of the title's first creation.