The Guardian -
24 Jul 2014 22:17

Analysis: Officers infiltrated political groups for 40 years but also targeted 18 families fighting for justice from police The Special Demonstration Squad (SDS) had such a furtive existence that many senior officers knew nothing about it. An undercover unit, it infiltrated hundreds of groups across the political spectrum over 40 years. The SDS recruited very informally a tap on the shoulder or a discreet word in a corridor. Recruits would vanish into a secret undercover world for years, handing...
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