ISW Russian Offensive Campaign Assessment, September 26, 2025

Latest from the Institute for the Study of War.

Key Takeaways from the ISW:

  • NATO jets recently scrambled in response to another Russian flight close to NATO airspace as European states struggle with unidentified, likely Russian, drone activity in border areas and near infrastructure.
  • Ukraine’s European allies continue to respond to increasing Russian aggression against Europe.
  •  Russian officials continue efforts to undermine Western support for Ukraine and defensive measures against Russia.
  • The United States is reportedly considering lifting existing restrictions on Ukraine’s ability to use US-produced weapons to strike legitimate military targets located in Russian territory.
  • Ukrainian forces recently advanced in the Kostyantynivka-Druzhkivka tactical area. Russian forces recently advanced near Pokrovsk.

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