[allthenopes25]

> [0] One of the first significant deployments in Britain occurred in 1960, when temporary CCTV cameras were used to monitor the crowds at Trafalgar Square during a visit by the Thai royal family – https://www.farsight.co.uk/about-us/history/

Not sure I will take at face value the idea that the Thai royal family were shocked and surprised at overpolicing of potential protestors and that the Thai embassy advance teams had nothing to do with that.

Call me cynical.