The aryans stopped being pastoral nomads and became farmers. The creation of the iron plow and the use of irrigation made it possible for them to turn the jungle along the Ganges river into farmland
Huge debt from the revolutionary war
This is expressed in the first words of Article I, which created Congress: “All legislative powers herein granted shall be vested in a Congress of the United States.” The Tenth Amendment reinforces this principle: “The powers not delegated to the United States by the Constitution, nor prohibited by it to the states