🛡️ Defense

Russian infiltration groups remain in northern and western Kupyansk as Ukrainian forces continue clearing operations.

December 13, 2025 Kupyansk, Kharkiv Oblast

Likely Reported by 3 independent sources

Institute for the Study of War Kyiv Independent Censor.NET

Two or more independent sources agree on the core facts. Additional sources would further strengthen this assessment.

Entities

Russian forces (military_unit) Ukrainian forces (military_unit) Russia (organization) Volodymyr Zelenskyy (person) 2nd Khartiia Corps (military_unit) 429th Separate Drone Regiment Achilles (military_unit) Slobozhanskyi direction (location) 13th Brigade of the National Guard of Ukraine "Khartiia" (military_unit) Russian Armed Forces (military_unit) Kharkiv Oblast (location) Ukrainian Armed Forces (military_unit) Joint Forces Group (organization) Viktor Tregubov (person)

Source Reports

What each source reports. "Source tone" reflects the language used by the outlet — it is not an independent verification.

Institute for the Study of War → Source tone: certain

Russian infiltration groups remain in northern and western Kupyansk

Kyiv Independent → Source tone: certain

Russian forces struck nine settlements, injuring nine people. Six suffered injuries in the village of Pavlivka, while three others were injured in the town of Merefa

Censor.NET → Source tone: certain

Heavy fighting is underway in the Slobozhanskyi direction, with Russian forces using small-group tactics and drones to infiltrate Ukrainian positions.

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Extraction metadata

Extracted: 2026-05-30T04:15:38.845Z

Source story: russian-offensive-campaign-assessment-december-13-2025