Explanation:
Some body is there in the room. (into negative )
Mexicans were angry about the close ties between U.S. business and the Mexican government. (APEX)
The Revolutionary War with Britain after British colonists were already in the US, sent by the British. Basically, they were being taxed on stuff like Molasses and Tea. They didn't want taxation from a country in which they had no representation in government. This was the reason for the Boston Tea Party. Then of course they formed their own independent country once they were free from Britain.
Prussia is the correct answer
Around 1750, the British mainland American colonies had a population of approximately 1.5 million. In addition to settlers from Great Britain, a steady stream of German immigrants began to arrive in the late 1600s and reached its peak between 1749 and 1754, when more than 5,000 Germans arrived annually. Each year 3,500 black captives arrived from Africa or the Caribbean. Nearly 1 in 5 Americans, or 300,000 people, were enslaved. Poverty in Northern Ireland forced a massive flight of Scots-Irish to the colonies.