The correct answer is Mexico.
Because of Mexico and their gulf of Mexico, the United States cannot control the entire gulf area. If the area changed hands and went to the United States, they could unite the two gulfs and have a huge control over the land and the ports in the new world. However, that's probably never going to happen so it stays this way for now.
The overthrowing of the monarchy and the new republican government's failure to maintain stability
Answer:
The North had more soldiers, more factories, and more transportation roads than the South. The only upper hand that the South had over the North was better leadership.
The Roman Republic ended when (answer): Caesar Augustus came to power.
