Analyzing the text, letter from Birmingham jail. Collections book.

Can someone explain this to me clearly plz

4. interpret how do the speaker's descriptions of and feelings about the wind change as the poem progresses? how does this shift show a change in the tone of the poem?

Evaluate the argument in president kennedy’s inaugural address for sacrificing oneself for the greater good of humanity. is this argument convincing? in what ways can we see the legacy of his request in this word today.