The fall of the Berlin Wall in 1989, and the dissolution of the Soviet Union in 1991
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.
World War II also involved Asia and Australia while World War I just affected the US and Europe.
The answer is A hope it’s right have a nice day
