Answer:
Truman Doctrine.
The Truman Doctrine states that the United States would aid any European country that was fighting communism.
Explanation:
The doctrine was born from a speech given by president Harry Truman on March 12, 1947 before Congress. It states that the US would provide economic, political and military aid to any country under the threat of domestic or foreign authoritarian forces (like Soviet communism). It was directly prompted by the British announcement Britain would stop providing aid to Greece in its fight against a communist insurgency.
It is because it is a distinct landmass, not just a country.
Hannibal The general. He was one of the greatest generals to ever exist.
The answer is "D. The working class grew as more people were needed to work in factories."
Congress can declare war. A president can order any war action once war has been declared as he is the commander and chief