C. Union’s pursuit of American Indian refugees
Answer:
Increasing involvement in world affairs.
Explanation:
The stand of the United States was crucial in world politics and it was seen in the events of the early twenties. While maintaining neutrality it supplies the allied forces resources and earned huge profits. Its entry to world war one is considered a major turning point. Moreover, the sway economic depression have felt globally. Internationally its stand became strong and so thus its polity was mainly concerned with wold affairs.