Through Martha’s efforts, her husband also aligned himself with the KGB—his code name was “Louis.” Martha and Stern were very public about their mutual interest in communism and leftist causes, and in 1953 they drew the attention of the House Committee on Un-American Activities, chaired then by Representative Martin Dies, which issued subpoenas to have them testify. They fled to Mexico, but as pressure from federal authorities increased, they moved again, settling ultimately in Prague, where they lived a very noncommunistic lifestyle in a three-story, twelve-room villa attended by servants.
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