The warning is "speak now or forever hold your peace," meaning that if anyone objects to the marriage they need to speak up then before the marriage contract is made official.
Answer: the United States acquired Puerto Rico, Guam, and the Philippines as territories.
There were several actions of the government around the turn of the century that social Darwinists would disapproved of, but one of the major ones was aid to the poor.
It gave them real life details to work with.
The correct answer is: -With nuclear weapons, it would be too destructive
In essence, an open war between the two nations would be a nuclear war and no one could stomach that instant destruction.