A Ukrainian soldier in a trench surrounded by fog and burnt trees
A Ukrainian soldier digs a trench near Bakhmut, Ukraine, in October 2023.
  • A Russian brigade said it had dropped tear gas as part of "a radical change in tactics."
  • Using tear gas as a method of warfare would be a violation of international law.
  • Ukrainian troops had recently reported a surge in the use of tear gas on the front lines.

A Russian brigade said it had dropped tear gas on a Ukrainian position in what would be a violation of international law.

Russia's Black Sea Fleet's 810th Naval Infantry Brigade wrote a message on Telegram about "a radical change in tactics," which included dropping K-51 grenades from drones onto enemy positions.