Macbeth: Changes in nature and character

Though we do not see anywhere in the play about Macbeth's physical characteristics, however, we do see a psychological progression from 'brave Macbeth' (1.1) to 'dead butcher' (5.9). This essay will look at how the character of Macbeth transforms from a "Nobel Macbeth" (act I, sc. II) to a "bloodier villain" (act V, sc VIII).
At the beginning, the play introduces the audience to a war taking place between Scotland and Norway. The play shows the audience that the Thane of Cawdor had assisted the Norwegian King, hence King Duncan pronounces "his present death" (act I sc. II). After knowing…