Answer:
The major international event did the fall of the Berlin Wall precipitate was "The cold war".
About the cold war:
By November 9th, in the year 1989, the Cold War started to fuse over Eastern Europe, the representative for East Berlin's Communist Party declared a development in his city's relationships with the West. Beginning at night that day, he told, residents of the GDR were unengaged to pass the country's borders. Orwell recognized it as a nuclear deadlock between “super-states”: each maintained defenses of mass extinction and was able of destroying the other. The Cold War competition among the U.S and the Soviet Union continued for decades and ended in anti-communist mistrusts.