Because having governments for groups of states would create problems with keeping them all well-run and good.
Each state is under the national government, but they also have individual governments,
yes
There is no "opposite." Their is the federal government. Each state has its own state government, and most local municipalities have their own local government system.
There is no "opposite." Their is the federal government. Each state has its own state government, and most local municipalities have their own local government system.
Each had their own traditions, government, and laws.
There are fifty state governments in the United States. Each state has its own government that governs from the state capital.50
Each independent city-state had its own king and council.
Yes each state can make their own policies for education and social services as can the Federal Government.
There is no desert southwest government. Each state where deserts occur has its own government and economy.
Each state has it's own requirements for licensing businesses and each city has government ordinances on what type of businesses are allowed to operate.
Each independent city-state had its own government, with variances of monarchy, oligarchy and democracy.
There are 50 states. Each has its own State government. All 50 States are under one Federal government.