Three witches tell Macbeth the prophecy in which he will become Thane of Cawdor and then King of Scotland.
King Duncan tells Macbeth that he will be the Thane of Cawdor. Macbeth is considering killing Duncan as he realizes that the prophecy is true.
Macbeth and Lady Macbeth killed King Duncan in order for Macbeth to become King. Macbeth was crowned King.
The leader of the three witches fussed at them for helping Macbeth. The witches and their leader made a new prophecy. Also, Duncan's son Malcolm, is planning a rebellion against Macbeth.
The witches sent three visions to Macbeth to scare him. The most important vision was that he should fear Macduff and that he shouldn't fear anything until a forest comes. Another big event is that Lady Macbeth kills herself.
Malcolm, Macduff, and his army ambush Macbeth's castle. Macbeth and Macduff fight and Macduff wins. Malcolm was crowned as the new King of Scotland.