The Earl of Northumberland, Henry Percy, (hist) is an important character in Richard II, where he is Bolingbroke's chief ally, and in Henry IV, Part 1 and Henry IV, Part 2, in which he leads the rebellion against his former ally, who is now king. The Earl of Northumberland (hist) fights for the Lancastrians in Henry VI, Part 3. See also Seyward in Macbeth. The Earl of Oxford (hist) is a staunch Lancastrian, supporting Henry in Henry VI, Part 3, and Richmond in Richard III. Earl of Pembroke: The Earl of Pembroke (hist), together with Salisbury and Bigot, fear for the life of young Arthur, and later discover his body, in King John. The Earl of Pembroke (hist) is a non-speaking Yorkist in Henry VI, Part 3. The Earl of Richmond, later King Henry VII (hist) leads the rebellion against the cruel rule of Richard III, and eventually succeeds him as king. Earl Rivers (hist), is the brother to Queen Elizabeth in Richard III. He is arrested and executed on the orders of Richard and Buckingham. Earl of Salisbury: The Earl of Salisbury (hist) delivers bad news to Constance, in King John. The Earl of Salisbury (hist) remains loyal to King Richard in Richard II. The Earl of Salisbury (hist) fights for the king in Henry V. He is killed by the Master Gunner's Boy in Henry VI, Part 1. The Earl of Salisbury (hist) supports the Yorkists in Henry VI, Part 2. Earl of Surrey: The Earl of Surrey (hist) is a supporter of the king in Henry IV, Part 2. The Earl of Surrey (hist) is a son-in-law of Buckingham in Henry VIII. Earl of Warwick: The Earl of Warwick (1) (hist) is a supporter of the kings in Henry IV, Part 2 and Henry V. The Earl of Warwick (2) (hist) is an important player in the Wars of the Roses, firstly for the Yorkist party, and then for the Lancastrians. He appears in Henry VI, Part 1, Henry VI, Part 2, and Henry VI, Part 3. Earl of Westmoreland: The Earl of Westmoreland (1) (hist) is one of the leaders of the royal forces in Henry IV, Part 1, Henry IV, Part 2, and Henry V. The Earl of Westmoreland (2) (hist) fights for King Henry in Henry VI, Part 3. The Earl of Worcester (hist) is the brother of the Earl of Northumberland, and a