Which Supreme Court case challenged the constitutionality of DOMA?

What is a primary responsibility of the Department of Defense?

a. to formulate diplomatic policy b. to implement military policy c. to coordinate domestic security efforts d. to advise the president about national security threats

The precursor to the European Union, the European Coal and Steel Community, was founded on the belief that ______.

a. powerful states are obligated to help less powerful states b. direct competition fosters innovation c. economic alliances result in lower tariffs on goods d. trade has a pacifying effect on antagonistic states