He is believed to have died of natural. Robert hanssen is a former fbi agent who sold highly classified material to russian intelligence agents for decades before he was finally arrested in 2001 On january 12, 1976, robert philip hanssen swore an oath to enforce the law and protect the nation as a newly minted fbi special agent
Robert Hanssen, one of America's most notorious spies, dies in prison
Instead, he ultimately became the most damaging spy in.
Hanssen, 79, received more than $1.4m in cash, diamonds, and money paid.
Robert hanssen was an agent of the u.s Federal bureau of investigation (fbi) who was one of the soviet union’s and russia’s most valuable double agents and the most damaging. Hanssen’s deceit began in 1979, when he volunteered to spy for gru, the soviet military intelligence agency. Washington (ap) — robert hanssen, a former fbi agent who took more than $1.4 million in cash and diamonds to trade secrets with moscow in one of the most notorious spying cases in.
Agent who spied for moscow off and on for more than two decades during and after the cold war in one of the most damaging espionage cases in.



