Who was the first person/people in America?

All of the following effects occurred as a result of roman expansion following the punic wars except it brought in great wealth from conquered territories it allowed many romans to buy large farming estates it provided slave labor for the large farming estates it caused the roman economy to decline due to the high cost of war

In what way did expansion and global trade during the 15th to 18th centuries affect the economies of european countries

How did great depression affect germany and the soviet union differently