Answer:
Pearl Harbor, midway, battle of normandy, Hiroshima
Explanation:
Starts with attack on Pearl Harbor by Japan and ends with America dropping atomic weapons on Japan.
D none of the above is the correct answer
Another way your question could be framed is “why do nations use imperialism on weaker countries?” and the simple answer is there are several motives such as ethnocentric purposes, religion, access to natural resources, expanding power, etc. Specifically people resort to imperialism on weaker countries because they are vulnerable to accept whatever helps the people survive in times of unrest.
He was impeached because he was lying under oath