What areas of the world were “available” for takeover when the united states got involved in expansionism?

According to douglass, what does the singing of a slave communicate? how does douglass feel about slave songs? in what way is slaves singing misinterpreted by some people? .

The louisianna purchase was controversil because

Ahistorian has discovered a letter written by an early roman emperor. she translates the letter and discovers that it contains orders to a general before a battle. she works to determine when the letter was written to figure out which battle the letter references.the historian in the passage is most clearly demonstrating which historical thinking skill? a. identifying causes and historical contextb. thinking chronologicallyc. making and evaluating arguments and interpretationsd. analyzing historical sources