An analyst said Russian forces captured roughly 100 square kilometres and 13 settlements in the Kharkov region over the past week.
Russia's Defense Ministry said Ukrainian forces suffered close to 1,400 casualties in the past day, as Russian units reported gains in the Kharkov region.
Russian military spokesperson says forces are tightening positions around Ukrainian personnel in multiple areas of the Kharkov region.
TASS reports Russian officer claiming more than 150 Ukrainian drones intercepted near Kharkov since early autumn, citing constant aerial surveillance and rapid drone-operator response
Russia's Defense Ministry said its forces took control of the settlement and reported dozens of Ukrainian military casualties in the Kharkov region over the past day.
Moscow says Russian forces have surrounded Ukrainian units near Sliznyovo and Gogino and repelled breakout attempts; claims could not be independently verified.