Anti-terrorism, also known as counter-terrorism, sought to combat terrorism.
The United Kingdom had Special Branch by at least 1975, (AUDIO: The Sinestran Kill) a National Counter Terrorism Security Office by 2009 (AUDIO: Outbreak) as well as a Welsh Extremism and Counter-Terrorism Unit by the late 2010s. (AUDIO: A Mother's Son)
The Minister was in an anti-terrorist secret subcommittee session with the Home Secretary when the Embankment tube station tremor occurred. (AUDIO: Embankment Station)