Russia has lost more than one million troops in Ukraine since the beginning of its full-scale invasion, the Ukrainian military has claimed. The claim by the General Staff of the Ukrainian armed forces is in line with Western intelligence estimates and underlines the huge price paid by Moscow for its three-year-old invasion.

An overnight Russian drone barrage that targeted Kharkiv, Ukraine, on Wednesday killed three people, set cars and buildings on fire and sent exhausted residents running to bomb shelters, according to...