1. an important precedent set during was that the president had committed troops to battle without a congressional declaration of war. 2. during the cold war, the united states and the soviet union hoped the policy would prevent either country from using nuclear weapons against the other. 3. in a reaction against the a movement arose to reaffirm traditional american values. 4. the establishment of the direct primary in wisconsin was one reform that allowed citizens to select nominees for upcoming elections. plz

The answers are the following:
1. An important precedent set during Korean War was that the president had committed troops to battle without a congressional declaration of war.
2. During the Cold War, the United States and the Soviet Union hoped the mutually assured destruction  policy would prevent either country from using nuclear weapons against the other.
3.  In a reaction against the counterculture, a movement arose to reaffirm traditional American values.
4. The establishment of the direct primary in Wisconsin was one political reform that allowed citizens to select nominees for upcoming elections.