Macbeth is solely responsible for the murder of Duncan. However, his decision to kill the king may have been influenced by others. There are various characters that I feel could have induced Macbeth into killing the king.
At the beginning of the play, three witches arrange to meet Macbeth, upon the heath, after battle. Macbeth and Banquo went to battle intent on winning. Macbeth confronted Macdonwald successfully. The battle had been won and the witches appeared, hailing Macbeth as “Thane of Glamis”, “Thane of Cawdor” and “king hereafter”. Macbeth bemused by these new titles: receives news from a messenger that he had been appointed the new “Thane of Cawdor”. King Duncan had reached this decision on hearing that the initial “Thane of Cawdor” was traitorous to Scotland during battle.
Macbeth feels it necessary to inform Lady Macbeth of his new title and the witches’ predictions. Lady Macbeth reads the letter she has received from Macbeth; it talks about Macbeth’s encounter with the witches and how they foretold the future. A messenger arrives bearing news that the King will be staying at Macbeth‘s castle. Therefore, the plot to kill the king unfolds.
Towards the beginning of the play Macbeth seems like an honourable, trustworthy Thane, eager to fight his way through battle for his King. Nevertheless, he jumps when the witches foresee his royal position, as Banquo stated “Good Sir, why do you start, and seem to fear things that do sound so fair (1:3:30)? This reaction seems unnatural for the tidings he has been told. It may be that Macbeth had the confidence of a king; the ambition to be King had himself on the same high ground as Duncan, but did not want to be traitorous towards his king and country. Only when he was told about his future position as King, did, he think of the possibilities, whether it would be fate or if he would need to speed up the process.
Lady Macbeth on the other hand set her mind on slaughtering King Duncan when she read...