Special Demonstration Squad

Aged unknown

The Special Demonstration Squad (SDS) was an undercover unit of Greater London's Metropolitan Police Service (MPS or the Met), set up in 1968, to infiltrate British protest groups. It was part of the Special Branch, and worked closely with the Crown Prosecution Service (CPS). It operated from 1968 to 2008.

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Commemorated on 1 plaque

Nick Harrison on Flickr

Peace, Environmental and Animal Rights Campaigns meeting here were spied on by undercover police officers from the Special Demonstration Squad (established 1968), and other units.

Housmans Bookshop, 5 Caledonian Road, Kings Cross, London, United Kingdom where it was