What drove the rise in terrorism-related arrests in Great Britain TALLYCAT01 / Evidence over influence Original Instagram publication: 8 October 2026 Website publication: 8 October 2026 Evidence checked: 8 October 2026 Terrorism-related arrests in Great Britain rose from 234 to 3,867 in the year ending June 2026. The increase of 1,553% is supported by the Home Office's figures. The important detail is what makes up that total: 3,630 arrests, or 94%, were linked to supporting Palestine Action after its proscription on 5 July 2025. Home Office release and tables. An analysis of the official figures and their limits. This is not a verdict that the caption is false or deliberately misleading. We checked the GB News caption against the Home Office releases and read the preserved original ODS tables. The complete reel audio and video were not assessed. No individual-level data or estimate of underlying terrorism is used. Contains public sector information licensed under the Open Government Licence v3.0. SOURCES G00 / GB News Instagram reel and caption GB News https://www.instagram.com/gbnews/reel/DeOq1RKAGI9/ The caption whose headline figures were checked. The caption was checked; the full reel audio and video were not independently transcribed or assessed. S01 / Home Office release: police powers to June 2026 Home Office https://www.gov.uk/government/statistics/operation-of-police-powers-under-tact-2000-to-june-2026 Home Office terrorism statistics publication landing page, published 8 October 2026 Retrieved 8 October 2026. The original file and its SHA-256 hash are preserved in the research archive. S02 / Home Office terrorism-related arrests bulletin Home Office https://www.gov.uk/government/statistics/operation-of-police-powers-under-tact-2000-to-june-2026/operation-of-police-powers-under-the-terrorism-act-2000-and-subsequent-legislation-arrests-outcomes-and-stop-and-search-great-britain-to-june-202 Home Office terrorism bulletin, published 8 October 2026 Retrieved 8 October 2026. The original file and its SHA-256 hash are preserved in the research archive. S03 / Annual terrorism tables, June 2026 Home Office https://assets.publishing.service.gov.uk/media/6ac65d8bb016250bca0139b7/operation-police-powers-terrorism-jun2026-annual-tables.ods Direct annual source tables, particularly A.01 and A.03 Retrieved 8 October 2026. The original file and its SHA-256 hash are preserved in the research archive. S04 / Quarterly terrorism tables, June 2026 Home Office https://assets.publishing.service.gov.uk/media/6ac65d7de8ef5609e7c932fa/operation-police-powers-terrorism-jun2026-quarterly-tables.ods Quarterly comparison and subgroup tables Retrieved 8 October 2026. The original file and its SHA-256 hash are preserved in the research archive. S05 / Definitions and counting rules Home Office https://www.gov.uk/government/publications/user-guide-to-operation-of-police-powers-under-the-terrorism-act-2000-and-subsequent-legislation/user-guide-to-operation-of-police-powers-under-the-terrorism-act-2000-and-subsequent-legislation Definitions, geography, counting and outcomes Retrieved 8 October 2026. The original file and its SHA-256 hash are preserved in the research archive. S06 / Hate crime, England and Wales, year ending March 2026 Home Office https://www.gov.uk/government/statistics/hate-crime-england-and-wales-year-ending-march-2026/hate-crime-england-and-wales-year-ending-march-2026 Home Office hate-crime bulletin, published 8 October 2026 Retrieved 8 October 2026. The original file and its SHA-256 hash are preserved in the research archive. S07 / Hate-crime data tables, 2025 to 2026 Home Office https://assets.publishing.service.gov.uk/media/6ac510c0a4449136071df94d/hate-crime-england-and-wales-2025-to-2026-data-tables.ods Direct table 2 source of all, race and religion comparisons Retrieved 8 October 2026. The original file and its SHA-256 hash are preserved in the research archive. IMAGE CREDIT Police Lantern Tony Hisgett https://commons.wikimedia.org/wiki/File:Police_Lantern_(4868600127).jpg CC BY 2.0 https://creativecommons.org/licenses/by/2.0/ Archive context only Research and production assisted by AI Verified G01 Instagram publication: https://www.instagram.com/tallycat01/p/DePNczQjHdc/ PUBLIC CALCULATIONS https://tallycat01.com/downloads/gbnews-terrorism-arrest-numbers-calculations.txt Contains public sector information licensed under the Open Government Licence v3.0: https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/ CAROUSEL PHOTOGRAPH CREDITS Police Lantern Tony Hisgett https://commons.wikimedia.org/wiki/File:Police_Lantern_(4868600127).jpg CC BY 2.0 https://creativecommons.org/licenses/by/2.0/ London, 3 August 2010. Archive policing context; no arrest, offence or specific operation is shown. Changes: cropped, resized, dark gradient and text overlays. No generative alteration. https://www.flickr.com/photos/hisgett/4868600127/ Home Office, 2 Marsham Street Steph Gray https://commons.wikimedia.org/wiki/File:Home_Office,_2_Marsham_Street,_London.jpg CC BY-SA 2.0 https://creativecommons.org/licenses/by-sa/2.0/ Home Office, 2 Marsham Street, London, 3 September 2010. Archive institution context, not a photograph of the 2026 release. Changes: cropped, resized, dark gradient and text overlays. No generative alteration. https://www.flickr.com/photos/26255830@N00/4954836513/ Original and adapted photograph under CC BY-SA 2.0. Palestine Action Protest, London, Saturday 6th September - 29 Indigo Nolan (indigonolan) https://commons.wikimedia.org/wiki/File:Palestine_Action_Protest,_London,_Saturday_6th_September_-_29.jpg CC BY 4.0 https://creativecommons.org/licenses/by/4.0/ London, 6 September 2025. Two police officers photographed from behind at the documented Palestine Action protest. No arrest or detainee is visible; this scene does not represent every arrest counted. Changes: cropped, resized, dark gradient and text overlays. No generative alteration. https://www.flickr.com/photos/200818277@N02/54771866379/ Simple Calculator (5100067174) Dave Dugdale https://commons.wikimedia.org/wiki/File:Simple_Calculator_(5100067174).jpg CC BY-SA 2.0 https://creativecommons.org/licenses/by-sa/2.0/ 20 October 2010. Object illustration, not evidence of how the Home Office calculated these figures. Photographer attribution: https://www.learningvideo.com/. Changes: cropped, resized, dark gradient and text overlays. No generative alteration. https://www.flickr.com/photos/37387065@N05/5100067174 https://www.learningvideo.com/ Original and adapted photograph under CC BY-SA 2.0. Lady Justice, the Old Bailey Philip Halling https://commons.wikimedia.org/wiki/File:Lady_Justice,_the_Old_Bailey_-_geograph.org.uk_-_7017754.jpg CC BY-SA 2.0 https://creativecommons.org/licenses/by-sa/2.0/ Old Bailey, London, 9 November 2021. Archive court context; this does not identify the venue or outcome of any counted case. Changes: cropped, resized, dark gradient and text overlays. No generative alteration. https://www.geograph.org.uk/photo/7017754 Original and adapted photograph under CC BY-SA 2.0. Person reading newspaper Karolina Grabowska / Kaboompics https://www.pexels.com/photo/person-reading-newspaper-6053/ CC0 1.0 https://creativecommons.org/publicdomain/zero/1.0/ 28 July 2014. Illustrative newspaper reading; location unknown. No claim is made about the reader's political views or the newspaper's connection to the story. Changes: cropped, resized, dark gradient and text overlays. No generative alteration.