Ukrainian forces have successfully halted the advance of Russian troops in the Sumy region and are actively engaged in battles along the border to reclaim control. Despite Russia amassing a significant troop presence,

Seizing complete control of the region − nearly one-third of which remains under Ukrainian control − has been a primary goal for the Kremlin. The arrival of summer has made it easier for Russian forces to advance.

Russia is advancing around Kostyantynivka and in the Sumy region with small, fast-moving units as both sides try a new tactic of using motorcycles and civilian cars to quickly cross open terrain.