ISW Russian Offensive Campaign Assessment, June 4, 2026

Key Takeaways from the ISW:

• Ukrainian President Volodymyr Zelensky sent an open letter to Russian President Vladimir Putin on June 4 proposing an immediate ceasefire along the current frontline and a face-to-face bilateral meeting in a third country to end the war.
• Russian officials continued to ignore the economic problems and fuel shortages that Russia is facing at the St. Petersburg International Economic Forum (SPIEF) and instead presented a facade of economic stability.
• The Russian Ministry of Defense (MoD) demonstrated a new battle management information system for Russian forces operating in Ukraine that Russia will likely deploy with international exercise partners during Russia’s Center 2026 strategic command-and-staff exercise in September.
• Neither Russian nor Ukrainian forces made confirmed advances throughout the theater in the past day.
• Ukrainian forces continued their long-range strike campaign against Russian military infrastructure in Russia on June 4. Russian forces launched one Iskander-M ballistic missile and 293 drones against Ukraine overnight.

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