Answer:
Segregation in America. Or the reconstruction era after the american civil war
Explanation:
Right after slavery was abolished in 1865(ish) Jim Crow laws, Separate but equal ruling in plessy v. Ferguson
The Sumerians were the first great civilization in Ancient Mesopotamia. They were able to create the first city-states during 5000-3500 B.C. in the southern parts of Mesopotamia. It was their very first great achievement that led them to become a great civilization.
the advantage was few but there was some such as massive city balance and etc and the city's it might have been is new York and Virginia or even Florida
More airplanes, new ships, more tanks.
