Mark Broadhurst, 27, of Scott Close, Grassmoor, Chesterfield, Derbyshire, is accused of possessing substances including low explosive black powder, sulphur powder and an improvised homemade cannon and muzzle-loading firearm, according to the charge sheet. Broadhurst appeared via a video link for a short hearing at Westminster Magistrates’ Court on Monday to confirm his name, age and address. He was granted conditional bail, with one his conditions to live and sleep at either the address in Chesterfield or Catterick Garrison, North Yorkshire. He was charged with the two offences after an investigation by officers from Counter Terrorism Policing North East. Police said he was arrested in September 2024, and two homes in Chesterfield and Bolsover were searched as part of the investigation.