The word "general" is never used, but then the rank of "general" didn't exist in English in 1599-1606 (when the play was almost certainly written) or in 1040 (when the opening scenes are set). It is clear, however, that Macbeth is a military commander. read more
He hears voices that say "Macbeth shall sleep no more. Macbeth does murder sleep". He acknowledges that only the innocent sleep and that sleep is "the balm of hurt minds". The king's sons, Malcolm and Donalbain, fear they will be blamed for Duncan's death and flee the country. Macbeth is then crowned king. Macbeth becomes a tyrant, brutally stamping out any real or perceived threats to his power. read more