What is the main idea of this diagram?

European imperialism in the 19th century was largely motivated by a desire to: o a. assert power over other parts of the world. b. end the racist policies practiced in many foreign countries. o c. defend europe from aggressive foreign armies. d. relocate ethnic and religious minorities within national borders.

Enter the word you receive when you completed the river valley civilizations activity

Which of these constitutional amendments made all people born or naturalized in the united states into citizens of the united states ?