Answer:
D. It convinced American leaders that they would need to invest more heavily in scientific training and research.
Answer:
The United States should not take sides in foreign wars.
Explanation:
Early Democratic-Republican Party advocated for isolationist policies. They prefer the type of legislations that put United States away from foreign conflicts. They feared that if United States decided to take sides during foreign conflicts, it will make USA become a target for the other sides.
This view only popular for early members of Democratic-Republican party. As the time progress, the party realized that forming alliance with another country was crucial in order to achieve economic development. So they started to gradually let go of this belief
Propaganda can be used to spread information usually taking a bias standpoint rather than a neutral one. Usually, politicians use propaganda
The answer is Roosevelt. He was the one who supported the Manhattan project and construction of the nuclear bomb, but Truman was the one who made the decision to drop it.
Mohammed Adamu is the current Inspector General Of Police (IGP) of Nigeria.