How does the character of Macbeth changes throughout the play? Support with details from the book.

"This dead butcher and his fiend like queen", is the way in which Malcolm describes Macbeth and Lady Macbeth. Describe the way in which these two characters changed during the course of the play.
At the beginning of the play Macbeth is seen as a courageous soldier who is loyal to the King but is corrupted from the witches prophecies and by his and Lady Macbeth’s ambition. This is because of the weakness of Macbeth’s character and the strong power of Lady Macbeth and how she is easily able to influence him. Her strength motivates him at the start but after he realises what he has done it is himself that continues in his murderous, bloody path. At the beginning of the play Lady Macbeth appears as a kind wife of Macbeth’s but underneath lies a scheming and treacherous woman.
In the beginning of the play Macbeth is a strong soldier who fights for the King without mercy but his strive for ambition and his curious nature leads him to the witches who give him a prophecy. Banquo realis...