He feels traumatised, but he's encouraged by Lady Macbeth and his ambition for power.
The king
Macbeth believes he has to kill Duncan's guards in case they heard anything happen in the room while Macbeth was killing Duncan.
because king Duncan looked alot like lady Macbeth's father.
Lady macbeth wants macbeth to kill king duncan because she wants to be queen. King duncan has a lot of trust with macbeth so no one will suspect it. And she also persuades him by saying he can be king, and have all this power.
He feels traumatised, but he's encouraged by Lady Macbeth and his ambition for power.
The king
Macbeth was a loyal vassal of King Duncan. Macbeth's act should not be considered regicide.
Lady Macbeth talked Macbeth into killing his cousin, King Duncan of Scotland, who was a guest in his house at the time.
Macbeth believes he has to kill Duncan's guards in case they heard anything happen in the room while Macbeth was killing Duncan.
by calling him a coward
because king Duncan looked alot like lady Macbeth's father.
Lady macbeth wants macbeth to kill king duncan because she wants to be queen. King duncan has a lot of trust with macbeth so no one will suspect it. And she also persuades him by saying he can be king, and have all this power.
King Duncan was killed by Macbeth in the latter's castle at Inverness.The king was asleep in his chamber which had two guards outside whom Lady Macbeth had given intoxicated drinks.Note : Due to Macbeth's prior decision of not killing Duncan, Lady Macbeth had decided to take up the 'business' . However, when she saw her father's face in Duncan's, she decided against killing the king herself.********
After killing Duncan, Macbeth could not sleep. He feels the guilt and is terrified
She was haunted by the experince of killing King Duncan, and commited suicide.
That he can frame them for murdering King Duncan is the reason that Macbeth gives himself for killing King Duncan's guards. That he is overcome with grief over his sovereign's murder is the reason that Macbeth gives to the king's escort.Specifically, Macbeth kills Duncan - his guest, relative and ruler - in Act II Scene II of the play "Macbeth" by William Shakespeare. He also kills the royal guards, in order to charge them with the crime and prevent them from defending themselves. His explanation when the king's escort comes for him in the morning is the need to exact his own form of justice on those who disrespect Duncan as their king and Macbeth as their host.