3. what did the u. s. constitution say about slavery when it was ratified in 1788?
a. slaves could be kept only in certain states.
b. slaves were human beings, not property.
c. slavery was illegal in the united states.
d. escaped slaves must be returned to their masters.

During the decades between world war i and world war ii, american foreign policy was characterized by a) large-scale military mobilization in anticipation of the second world war. b) aggressive imperialism as the united states gained control of much of the pacific. c) increasing federal control of the american economy to battle the effects of the great depression. eliminate d) increased isolationism as the united states focused on domestic issues instead of involvement in international affairs.