Story perspectives

CSIS: Russia-Ukraine War Sees 2 Million Military Casualties

1/29/2026

Summary

Russia's Heavy Casualties

Center for Strategic and International Studies (CSIS) reports nearly 2 million military casualties in the Russia-Ukraine war, with Russia totaling about 1.2 million.
Russia has suffered up to 325,000 deaths.
Ukraine has 100,000–140,000 fatalities.
The CSIS report notes Russia's losses are the highest for any major power since World War II.
Territorial gains have been minimal, with Russian advances remaining sluggish and the conflict straining both economies.

Summary

Zelenskyy Reports Casualties

Ukrainian President Volodymyr Zelenskyy reported about 35,000 Russian casualties in December 2025 due to Ukraine's drone warfare.
He said monthly Russian losses must exceed 50,000 to shift strategy.
Latvian intelligence reports drones account for 70–80% of casualties on both sides.
Russian troops lost 1,020 soldiers and 917 UAVs on January 25, with losses since February 2022 at 1.2 million.
The conflict's dynamics evolve as both sides adapt to drone technology.

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Russia's Heavy Casualties

Center for Strategic and International Studies (CSIS) reports nearly 2 million military casualties in the Russia-Ukraine war, with Russia totaling about 1.2 million.
Russia has suffered up to 325,000 deaths.
Ukraine has 100,000–140,000 fatalities.
The CSIS report notes Russia's losses are the highest for any major power since World War II.
Territorial gains have been minimal, with Russian advances remaining sluggish and the conflict straining both economies.

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