💥 Attack
Russia has been making advances in Donetsk Oblast despite heavy losses, offsetting casualties through fresh contract soldiers.
Kostiantynivka, Donetsk Oblast
Likely Reported by 2 independent sources
Kyiv Independent Institute for the Study of War
Two or more independent sources agree on the core facts. Additional sources would further strengthen this assessment.
How we assess confidence →Entities
Source Reports
What each source reports. "Source tone" reflects the language used by the outlet — it is not an independent verification.
Kyiv Independent →
Source tone: likely
Russia making advances in Donetsk Oblast offsetting casualties with contract soldiers
Institute for the Study of War →
Source tone: likely
Ukrainian forces advanced east of Pereizne south of Siversk
Share This Event
Know another source?
If you've seen this event covered by another news outlet, submit it for editorial review. Approved sources improve our confidence ratings.
This event is rated likely. One more trusted source could elevate it to verified.
Extraction metadata
Extracted: 2026-02-21T07:39:45.015Z
Source story: over-135-000-russian-soldiers-killed-in-ukraine-identified-by-media-investigation