A practice in which a dominant culture, for example a colonizing nation, attempts to negate, suppress, remove and, in effect, erase the culture of a subordinate culture.
Answer:
Seward refusing to protest Alexander II's destruction of the Polish uprising
Woodrow Wilson's initial apprehesnion at joining WW1
Extra example: Franklin Roosevelt's refusal to overtly join the Allied Powers in early WW2.
Because of the needed help in bargaining for higher wages and better working conditions.
The answer to this is A.korea
probably E, because it could lead to war, plus this goes more along the lines of world affairs.