The United Kingdom imposes sanctions against Russia's GRU and several military intelligence officers after a public inquiry concludes that Russian operatives carried out the 2018 Novichok attack in Salisbury, Wiltshire, England, under orders from President Vladimir Putin. The UK also summons Russian ambassador Andrey Kelin.

The development was among the significant world stories being followed from United Kingdom. Contemporary coverage attributed the principal details to Reuters on 4 December 2025.

This report belongs to The Belfast Herald's retrospective archive. It was compiled from the cited reporting and preserves the information available on the date shown; later developments are covered separately.