Ursula Kuczynski: Agent Sonya, Mistress of Espionage

"Agent Sonya" refers to Ursula Kuczynski, a Soviet spy who operated under various aliases, including "Sonya." She was a significant figure in Soviet espionage during the mid-20th century, particularly during World War II and the Cold War. Kuczynski was born in Germany but later became a Soviet agent, operating primarily in Europe. Her espionage activities were instrumental in providing intelligence to the Soviet Union, including information about the development of the atomic bomb.
After the war, she continued her work as a spy, facing increased scrutiny from Western intelligence agencies.