He used spies.
Falso
The atomic bomb test
Atomic Bomb
Although your question is vague, atomic bombs have come and gone in terms of technology. We now have conventional weapons that are more powerful than the atomic bomb.
The USSR tested its first nuclear weapon in 1949.
He didn't care what the US officially informed the USSR about or not, he had spies that provided all the information about the atomic bomb he needed.
The atomic bomb test
Atomic Bomb Atomic Bomb
When President Harry Truman informed Joseph Stalin about the successful test of the atomic bomb during the Potsdam Conference in July 1945, Stalin's reaction was notably nonchalant. He reportedly showed little surprise, as he had been aware of the bomb's development through Soviet intelligence. Stalin's calm demeanor masked a strategic interest in nuclear capabilities, prompting the USSR to accelerate its own atomic research. This revelation marked a significant moment in the emerging Cold War tensions between the United States and the Soviet Union.
Stalin was angry
Falso
The atomic bomb test
The atomic bomb test
Atomic Bomb
The atomic bomb test
take over
Actually, Stalin was not included in the group of countries that contributed to the nuclear bomb. Churchill did have something with it like Canada and Australia.