In act iii, scene iv, macbeth hallucinates that the ghost of banquo appears next to him when he is at a dinner party. later in act v, scene i, lady macbeth imagines that she sees blood on her hands that she cannot wash off. explain how the author's use of these characters' hallucinations creates tension in the play.

"Whose stern impassioned stress" is part of a line from America the Beautiful. This means that the people who are being referred to are having to work hard, but they are passionate about completing the task even though the work they are doing is stressful and taxing. In context of the song, this line refers to the work the pilgrims had to do to achieve progress.