This is reported by the Ministry of Defense of Russia.

“Up to 500 nationalists of the 92nd Mechanized Brigade of the Armed Forces of Ukraine and a large number of military equipment were eliminated in the settlements of Merefa and Chuguev, Kharkiv region, as a result of high-precision strikes by the Russian Aerospace Forces,” the defense ministry said. 

Also, the Russian Ministry of Defense reported the destruction of up to 250 foreign mercenaries as a result of a strike on the location of the "Foreign Legion" in the Nikolaev region.

On July 31, it became known that the Russian Aerospace Forces attacked the stationing point of the militants of the Kraken formation in Kharkov, which was located on the territory of the technical school.

Irretrievable and sanitary losses of the enemy amounted to 350 nationalists.