This page deals with all this without apology.
I have a high regard for truth and I talk plain.
Descendants of Lulach survived into the twelfth century, and continuedtheir hostility to the descendants of Duncan until the death of Lulach'sgrandson in 1130, which probably extinguished the line of the rulers of Moray. -- Wikipedia
on Iona, along with many other old Scottish kings;also and . -- ancient monument in Fife
There is even less reliable information about the historical Macduff.
And then, again, still unintroitive, addresses the Witches:
Earl Siward of Northumbria invaded Scotlandin 1054, probably with the intention of placing Duncan's son Malcolm onthe throne in an attempt to effect a friendly Scotland.
Then in the necessity of recollecting himself
On the other hand, Macbeth seems -- from the play's bloody beginning --to be one of many thugsin a society in which power is gained and maintained bykilling other thugs, and where loyalty is at best provisional.
(This kind of thinghappens in our era, too.
Your instructor may talk about Macbeth beginning as a good and fineman, possessing the tragic flaw of ambition,upsetting the divinely-ordained natural order, and soforth.
I am very familiar with howhuman bodies decompose.
Those wishing to participate join hands in a circle, and one member says,"May those who work on this production, and those who see it,be guided to choose peace over violence, love over vanity,and hope over despair." All say, "Amen."Previous stage villains, notably Shakespeare's Aaron and Richard III,do not reach the Macbeths' depth.
There will be a puddle of oil underneath the body.
You could get a good paper by arguing one side, or both --does Shakespeare believe that there is a deep morality underpinninghuman society, or does he not believe this, or does he let you decide?