Who was Klaus Fuchs and what did he do?
Klaus Fuchs, in full Emil Klaus Julius Fuchs, (born December 29, 1911, Rüsselsheim, Germany—died January 28, 1988, East Germany), German-born physicist and spy who was arrested and convicted (1950) for giving vital American and British atomic-research secrets to the Soviet Union.
Why was Klaus Fuchs important?
Klaus Emil Julius Fuchs (29 December 1911 – 28 January 1988) was a German theoretical physicist and atomic spy who supplied information from the American, British and Canadian Manhattan Project to the Soviet Union during and shortly after World War II.
How did Fuchs get caught?
While the check was underway, British authorities received information from the American Federal Bureau of Investigation that decoded Soviet messages in their possession indicating Fuchs was a Russian spy. On February 3, officers from Scotland Yard arrested Fuchs and charged him with violating the Official Secrets Act.
Why did Klaus Fuchs betray?
Fuchs himself joined the Communist party because he felt that the communists were the only ones to effectively oppose the Nazis. As a brilliant physicist he worked on the Manhattan Project, fearing like many of his colleagues that if they did not do so then Hitler would get there first.
Was Klaus Fuchs an American citizen?
Fuchs became a British citizen in August 1942 and subsequently signed the Official Secrets Act, pledging not to pass state secrets related to national security and defense to foreign governments.
Who caught Klaus Fuchs?
Fuchs was eventually caught out by a breach in Soviet security. Since 1943, the UK and United States had been working on a project codenamed VENONA to break the Soviets’ secret codes.
Did the Soviets know about the Manhattan Project?
Here, security officials were less successful. Soviet spies penetrated the Manhattan Project at Los Alamos and several other locations, sending back to Russia critical information that helped speed the development of the Soviet bomb. The theoretical possibility of developing an atomic bomb was not a secret.
Is Agent Sonya a true story?
Macintyre’s new page-turner is the true story of Ursula Kuczynski, a German Jew, a passionate Communist, and an amazingly efficient Soviet spy code-named “Sonya.” The Soviet agent Richard Sorge recruited Kuczynski in Shanghai in the early 1930s; in the 1940s, she was the handler of the Manhattan Project physicist Klaus …