It has a much higher population and land mass
Well, they started invading they're land. Claiming it like it was there to keep. They pushed Native Americans to the side like they didn't own anything. People even invaded villages. Then they were pushed to "Rez's" small area's that the "white" people gave them.
The mongols were positive in the history
Answer:
In 1776, it took the momentous step of declaring America's independence from Britain. Five years later, the Congress ratified the first national constitution, the Articles of Confederation, under which the country would be governed until 1789, when it was replaced by the current U.S. Constitution
The answer to your question would be China.