What period does Douglass write about ?

States' compliance with the native american reservation treaties drawn up by the federal government for the native american nations is:

In 150 to 200 words, use evidence to compare the ideas of the abolition of the slave trade and the abolition of slavery

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