Because the witches fortune could come true for Banquo (his sons to become kings) and Macbeth doesn’t want them to have power because it is a threat to Macbeth’s power (he doesn’t want rivals.)
What is Macbeth’s plan for killing Banquo and Fleance?
He hires two murderers to ambush them on the way back home from the journey
Does Macbeth’s plan for killing Banquo and Fleance work? Explain.
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