Answer:Participating in charities and social reform movements
Explanation:
Japanese-American citizens were denied their rights and sent to internment camps, as the government believed that some of them were working with the Japanese government, and could feed intel back to them. At the end of the war, however, these citizens were released.
John Brown was seen as a hero
The North Vietnamese strategy (before the U.S. pulled troops): guerrilla warfare and traps
The North Vietnamese strategy (after the U.S. pulls troops): organized warfare with tanks, infantry
It should be Piedmont.
Hope this helps :)