ISW Russian Offensive Campaign Assessment, January 4, 2026

War in Ukraine - Latest update, key takeaways, and map from the Institute for the Study of War on January 4, 2026.

Key Takeaways from the ISW:

  • Russian officials continue to respond to the US military operation in Venezuela, but the response from senior Kremlin decisionmakers remains relatively muted.
  • Ukrainian President Volodymyr Zelensky appointed Ukrainian State Border Guard Service First Deputy Head Major General Valeriy Vavrynyuk as acting head of the State Border Guard Service on January 4.
  • Ukrainian forces advanced near Pokrovsk. Russian forces recently advanced in the Kostyantynivka-Druzhkivka tactical area.

See the original here.