The correct answer is Aztec.
Explanation: The Aztecs were the main Mesoamerican civilization and one of the main pre-Columbian civilizations. They built their capital in the mid-fourteenth century and had a rich culture that inherited elements from various peoples of Mesoamerica (Central American region that corresponds to countries like Mexico, Guatemala, El Salvador etc.), such as Toltecs and Mayans. Their society was hierarchical, each having its own specific role.
B.) Great Britain and France wanted to take back the Northwest Territory.
There were several different factors that caused the US to become a part of the imperialist movement, including:
1) Industrialization- The invention of technologies that allowed for the mass production of goods allowed businesses to make more of their products than ever before. Due to their increased ability to make large sums of goods, these individuals wanted the US to expand their global influence so that they may have new consumers to sell their products too.
2) Social Darwinism- This idea revolves around the concept of the "survival of the fittest." Many Americans felt that the US was a superior society that should spread its ideas and influence in order to help less civilized countries/territories.
Yes, it is protected by the 1st amendment