Respuesta :
Some would argue the Soviet Union, while others say the US. It depends how you look at the question. There are certain things that prove it was the fault of one while some prove it was the fault of another.
Answer:
The Soviet Union
Explanation:
''The United States and the Soviet Union both contributed to the rise of the Cold War. They were ideological nation-states with incompatible and mutually exclusive ideologies. The founding purpose of the Soviet Union was global domination, and it actively sought the destruction of the United States and its allies.''