Updated Dec. 5, 2023 8:53 pm ET

The Cuban espionage case involving former U.S. Ambassador Victor Manuel Rocha might turn out to be the most egregious in terms of how long it is said to have gone on, but it is far from being the first. 

In what Attorney General Merrick Garland called one of the highest-reaching and longest-lasting security breaches of the U.S. government, Rocha was detained on Friday on allegations of spying for Cuba’s intelligence service for decades, according to a complaint unsealed on Monday.

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