Wich two factors influence macbeth’s decision to kill king duncan ?

In the play Macbeth, the main character, Macbeth transforms from a gallant war hero to a tyrannical murderer. As soon as Macbeth enters this life filled with tyranny his fate is doomed to a tragic downfall. Throughout the play, Shakespeare makes Macbeth responsible for his actions but Shakespeare also uses other characters as influences upon him which gives the character of Macbeth only partial responsibility for what he has done. In the scenes which lead up to the murder of Duncan, Shakespeare uses Lady Macbeth as an unnatural being with a strong influence on Macbeth who drives Macbeth to his fatal flaw which is similar to the witches in the beginning of the play. In order to gain control over Macbeth

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