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CSIS study estimates over 2 million Russian and Ukrainian military casualties since war began

The Zioneer Intelligence Desk
CSIS study estimates over 2 million Russian and Ukrainian military casualties since war began

Primary source Internal intake · 2 reviewed intake signals · Desk window 14:35

TL;DR

Russia has suffered around 1.4 million casualties including up to 450,000 killed, while Ukraine has sustained an estimated 525,000–625,000 casualties since the invasion began, according to a new study by the Center for Strategic and International Studies (CSIS) published today.

01 · THE DISPATCH

The Washington-based CSIS published new casualty estimates for the Russia-Ukraine war, updating figures that have been tracked periodically by Western intelligence agencies and media outlets. The report, released Thursday, is based on open-source analysis and does not provide a breakdown by front or time period.

CSIS estimates that total military casualties on both sides have exceeded 2 million since the February 2022 invasion. Russia's reported losses — roughly 1.4 million total, up to 450,000 killed — are broadly consistent with previous assessments by NATO officials and the New York Times, as The Zioneer has reported (most recently July 1, noting NYT-derived figures). Ukraine's estimated 525,000–625,000 casualties include a lower proportion killed, consistent with its defensive posture, the report's methodology suggests.

The figures are not independently verified by The Zioneer. They represent the latest in a series of Western analytical estimates that have consistently reported heavy attrition on both sides. The CSIS study is based on publicly available data and provides no breakdown of civilian casualties, which the UN has estimated in the tens of thousands.

02 · How it developed

2 developments

  1. Latest

    CSIS study provides specific breakdown: 1.4 million Russian and 625,000 Ukrainian casualties.

  2. New York Times study: Over 2 million Russian, Ukrainian troops killed or wounded since war began

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03 · Source and signal

Source and signal

  • Internal intake
Desk accountability

This dispatch is published under The Zioneer Intelligence Desk. Raw intake channels remain internal provenance; an external outlet or channel is named only when it materially helps readers evaluate a specific claim.