The statement comes in light of the tragic incident in Leigh-on-Sea last Friday.

  • A 25-year-old man was arrested on suspicion of murder after Sir David Amess, Member of Parliament for Southend West, was fatally stabbed at an address in Eastwood Road North, Leigh-on-Sea, shortly after 12:05hrs on Friday, 15 October.
  • The incident has been formally declared as terrorism by Senior National Coordinator for Counter Terrorism Policing, Deputy Assistant Commissioner Dean Haydon. The Met’s Counter Terrorism Command is leading the investigation.
  • A knife used in the attack was recovered at the scene. No one else was treated for injuries following the incident.
  • Late on Friday, 15 October, whilst in police custody, the man was subsequently further detained under section 41 of the Terrorism Act 2000 and he is now being held at a London police station.
  • Detectives would urge any witnesses or anyone with information about this incident to contact police. If you have any information that could assist the investigation, please call police in confidence on 0800 789 321. Anyone with moving footage or pictures is asked to submit them via
  • In light of the tragic attack every MP will be contacted individually by Operation Bridger representatives in their local force to discuss their security arrangements, and to ensure they are aware of all advice pertaining to their personal safety and security.

Operation Bridger

A North Yorkshire Police spokesman said: “Members of Parliament from North Yorkshire and the City of York have been contacted as part of Operation Bridger which provides tactical options for protective physical security in their constituencies. This is managed by the Parliamentary Liaison and Investigation Team that was formed in 2016 following the murder of Jo Cox, the MP for Batley and Spen.

“In order to help protect themselves, their family and staff members, and their constituents while attending surgeries, we are advising our MPs to report any security concerns without delay. North Yorkshire Police will continue to review the security advice on a regular basis, based on an assessment of changing threats and risk.”