Martha Peterson handled one of the most valuable Soviet spies of the Cold War, code-named TRIGON—until the KGB got wind of the operation. Peterson was a young undercover officer working at the American embassy in Moscow in the mid-70s. She was the first female operations officers assigned the Soviet Union for the CIA.

This season, there’s more I Spy with I Spy Plus. Get ad-free I Spy episodes and access to weekly bonus episodes right in your favorite podcast app, plus more exclusive espionage content. Subscribe to I Spy Plus today at foreignpolicy.com/ispy.

Check out I Spy's merch by going to https://store.dftba.com/collections/i-spy

Save 15% on FP subscriptions. Visit https://foreignpolicy.com/subscribe/ and enter code ISPY at checkout to claim this offer.

Hosted on Acast. See acast.com/privacy for more information.

Learn more about your ad choices. Visit megaphone.fm/adchoices