The need to hold people in power accountable has always been the responsibility of every citizen. The FBI had once operated under extreme secrecy, with the media being hands off from their activities and lawmakers not meddling into their affairs.
That changed when a group of seven dissidents broke into the FBI's Media, stole classified documents, and exposed its under the radar operations. The big one being the Counterintelligence Program or COINTELPRO.
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