Answer:
D: a revolution in Russia
Explanation:
The Bolshevik Revolution in Russia, which led many to fear that immigrants, particularly from Russia, southern Europe, and eastern Europe, intended to overthrow the United States government; The end of World War I, which caused production needs to decline and unemployment to rise.
He did not want to be elected and he was not sure if he could handle it. Being elected was one of the last things on his list.
So this term is usually known as laws so absurd that it shouldn't even be a law. Examples are like "One may not eat oatmeal on their porch on Saturdays in ______". The term came from the idea that they shouldn't need to be stated and that they are just morally wrong. Or that one MUST do something because it is morally right to do that.
He used diplomatic maneuvering alliances to increase French territory and centralize its government.