On June 5, 2026, Russia experienced its most significant one-day troop losses of the year, with Ukraine's Ministry of Defence reporting 1,380 Russian soldiers either killed or injured. This was followed by 1,350 on June 6 and 1,330 on June 7. These three days mark the highest continuous casualty figures since the onset of the full-scale invasion in February 2022. Additionally, Ukraine's General Staff reported that Russia lost 82 artillery pieces in just one day on June 6, severely impacting their frontline capabilities. Cumulatively, Russian combat losses since February 24, 2022, have surpassed 1.374 million personnel. The ISW indicates that Russia has seen a net decrease of 93 square miles of territory over the month leading up to June 3.
