what does siward do in macbeth?
Siward: Leader of the English army, some ten thousand strong which defeats Macbeth at the end of the play. He loses his son, Young Siward to Macbeth. Young Siward: The son of Siward, he dies fighting Macbeth. Being of natural birth, his death at Macbeth's hands strengthens Macbeth's belief of invincibility.