What was the effect of the persian wars on the greek population

What was the first civilization name of the indians?

How did the grooms national product (gnp) of the united states change between 1940 and 1944

Two of these describe "federalism." (choose two answers) select one or more: a. the national government absolutely controls all state governments. b. power is shared by the national and state governments. c. state governments exercise absolute power over the national government. d. it is a compromise meant to eliminate the disadvantages of a "unitary" and a "confederate" system.