Answer: In a group of city-states, each city-state is independent and rules by its own king. No central power controlled all of the city-states. In an empire, consisting of a nation and the city-states and nations it has conquered, one ruler is in control.
Explanation: One has a king in where the other has just a ruler
From the moment the first plane hit the North Tower, the immigration system in the United States was destined to change.
The attacks on September 11, 2001 certainly didn't start the country's immigration debate, but it did alter the course of the discussion.
Immigration was already a staple of the nightly news through the 1990s into the 2000s. After a series of free trade agreements realigned economies in Mexico and Central America, millions of migrants headed to northern Mexico and the U.S. looking for work.
"After 9/11, the Bush administration tried to see immigration enforcement as a way to fight terrorism," Burnham said. "And it's just not."
so the answer D
Germany, England, and France. As each nation is a member of NATO (North Atlantic Treaty Organization), the US has promised to deliver military aid if they have been invaded or attacked by another nation. So, the United States would send extra troops overseas to assist current groups stationed in Europe. In times of peace, it is most typically economically, but sometimes, US presence in times of increasing hostility is enough to cause the aforementioned hostilities to cease. In both times of war and peace, these nations should assist in the same way as the United States does.
1) French and Indian war
2) Townshend act
3) Boston Massacre