What were 2 themes which american authors wrote about in the mid 1800s​

What were two themes about which American authors wrote during the mid-1800's? Ordinary American people, events, figures, and themes from America's past; about American issues such as slavery.

Explanation:

answer; i believe the first answer to be (independent; /// and the second answer is (french); good luck

answer; the population in brazil is very diverse there are many races and ethnic groups