After the fall of the berlin wall, which nation broke up into many independent states? hungary romania poland yugoslavia

After the fall of the Berlin Wall the nation which broke up into many independent states was Yugoslavia. Before the fall of the Berlin Wall, Yugoslavia was just one country in southeastern Europe, but after the fall of the Berlin Wall, the country was divided into different socialist republics being: Bosnia and Herzegovina, Croatia, Macedonia, Montenegro, Slovenia and Serbia.

Answer for apex - the reformation