How did the existence of the atom bomb ultimately impact u. s.-soviet relations after world war ii?

        The United States dropped atomic bombs on the Japanese cities of Hiroshima and Nagasaki in August 1945. After that, the US was seen as the most powerful nation in the world. The Soviets wanted also to own nuclear weapons. At the end of the World War II the first signs of mistrust began to appear between the US and USSR, escalating into the Cold War, a period of tense hostile relations. The existence of the nuclear bombs created an arms race between the US and Soviets. The Soviet Union detonated its first nuclear weapon in 1949.
      The existence of the atomic bomb ultimately led to the Cold War between the US and Soviets created an arms race between them.