Respuesta :
Answer:
- The Industrial Revolution made the US want to acquire more raw materials.
- The Industrial Revolution made the US desire new markets.
- The US was experiencing new nationalism after the Civil War.
-The media was shifting public opinion in favor of expansion.
Explanation:
The U.S. essentially thought that they were the greatest and deserved to claim new land to spread their ideas and expand their industries. They felt entitled to more land .