Help asap 10 points my grade is on the line

In 3-4 sentences describe how the use of black dialect in the poem "At Night" gives us a sense of a time in history.

Which best identifies the figurative language used in this passage? cannon to right of them, cannon to left of them, cannon in front of them volley’d and thunder’d; storm’d at with shot and shell, boldly they rode and well, into the jaws of death, into the mouth of hell rode the six hundred.