What causes him to want to kill King Duncan is the foretelling of him being king. This was announced by three witches.
To inherit Duncan's Throne
why was macbeth releuctant to kill duncan
She didn't want to kill him herself, because she said Duncan looked like her dad while he slept. She did have Macbeth murder Duncan nonetheless
He killed stewart and Duncan to get the throne
he reminds her of her father
he stabbed him with a dagger
Who did McBeth kill ? Duncan I in 1040 in battle near Elgin, Scotland or he murdered Duncan shortly after the battle.
Macbeth kills Duncan in his own castle at night time.
Do you mean, "Who was accused of murdering Duncan"? The grooms in Duncan's chamber, for a start. Then Malcolm and Donalbain were accused of paying the grooms to commit the murder.
She gives him the weapon and the opportunity.
Duncan's guards.
Lady Macbeth convinces Macbeth to kill Duncan by questioning his masculinity and invoking his ambition for power. She manipulates him into believing that murdering Duncan is the only way to achieve their goal of becoming king and convinces him that they can get away with it.