How might the fall of the berlin wall impact the relationship between the soviet union and the united states?

The correct answer to this open question is the following.

The fall of the Berlin wall might have impacted the relationship between the Soviet Union and the United States in that this event represented the culmination of tense and conflictive relationships during the Cold War years in which both nations competed in the arms race, meanwhile the Soviet Union tried to spread Communism in many places and the United States tried to stop it through the foreign policy of containment. USSR leader Mikail Gorbachev and his policies of Perestroika and Glasnost really helped to facilitate this process.

. political or economical policy that isolates a country from participating in international relationships. it has been suggested that the united states participates in isolationism because of its lack of involvement in particular wars or alliances.

the answer would be:

b. race