To outsiders, Julius and Ethel Rosenberg seemed like a typical, if not downright boring, American couple. But then the U.S. government got a tip that the parents of two young boys had provided top-secret information about the nation's efforts to develop the first atomic weapon. Soon, the couple would face trial in one of the highest-profile espionage cases in the country's history.

"Crimes of the Centuries" is a podcast from Grab Bag Collab exploring forgotten crimes from times past that made a mark and helped change history.

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