The Spy Who Bicycled Home: How "Sonja" Escaped the Atom Case Titelbild

The Spy Who Bicycled Home: How "Sonja" Escaped the Atom Case

The Spy Who Bicycled Home: How "Sonja" Escaped the Atom Case

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The Spy Who Bicycled Home: How "Sonja" Escaped the Atom Case

Sonja cycled through Oxfordshire lanes as a mother of three while also burying a radio transmitter in her garden and running one of the twentieth century's most sustained Soviet espionage operations. How could a decorated Red Army major live openly in the English countryside, meet the man who helped build the bomb, and leave the country before being named-without ever being charged?

In this episode, we follow Ursula Maria Maria from her Berlin childhood to Shanghai, Moscow training, Manchuria, Warsaw, and finally the English Cotswolds, tracing the skills and decisions that let her operate undetected and depart England before being implicated. What choices and blind spots made her escape possible?

Person: Ursula Maria Maria
Date of birth: 15 May 1907
Code name: Sonja
Award: Order of the Red Army
Location in England: Oxfordshire

- She joined the Young Communists in 1924 at age 17.
- She was fired from Ullstein publishing in 1928 for political activity at age 21.
- She traveled to Shanghai in July 1930 and met Richard Sorge in November 1930.
- She spent seven months in Moscow training in radio operation and clandestine transmitters in autumn 1931.
- She was presented the Order of the Red Army by Mikhail Kalinin in June 1937.

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