How does the author use foreshadowing in A Man for All Seasons?

The discussion of the doctrine of Machiavellian—the justifies the means within the context of predicting a quick rise and fall from the graces of King Henry for Thomas Cromwell as he sets his eyes upon More’s own position of power foreshadows with great irony the lack of foresight at just how well Cromwell would prove to put into concrete practice the theories of Machiavelli.