What their motives were is an interesting exercise.The result was betayal of this country.Any one with knowledge of the brutality of the Soviets and aided them is beneath contempt.That's what I mean about good intentions.
No. I'm afraid you still don't understand. These men had a much clearer and better view of the world than you and I. They truly were brilliant and they had access to power. They were power.
Read the Szilard interview carefully. Do you think he's unaware of who the Soviets were? Of who the Japanese were? Of who the Germans were? Of who we were?
He made his decisions very carefully - and he certainly did not betray his country or intend to betray it. He came to different conclusions than you about how to advance it's interests. That's very different. All the difference in the world.