Respuesta :
Countries that were part of the eastern bloc are :
- Bulgaria
- Czechoslovakia
- Poland
- Romania
Eastern Bloc
The eastern bloc also known as the second world by the western bloc includes states that were socialist states which was in opposition to the western bloc which were capitalist states. the second world was also referred to as USSR.
The USSR comprised mainly of countries from eastern and central europe with the ideas of communism. the USSR was split into several countries in 1991 after the cold war.
Hence we can conclude that Countries that were part of the eastern bloc are :
- Bulgaria
- Czechoslovakia
- Poland
- Romania
Learn more about Eastern bloc : https://brainly.com/question/452315