During the night, Moscow's missile and drone strikes have caused electricity outages in large parts of Ukraine's capital, Kyiv.
Nine people were injured while local people in eastern neighborhoods were left without electricity and dealt with problems to water supplies, as stated by city officials.
Meanwhile, a young boy was killed in a separate assault in the Zaporizhzhia region in the southern area, as reported by local officials.
Russian forces has intensified strikes on electrical systems over the past few days, while the country's government has called for "substantial measures" from international partners to exert influence on Russia.
"What is required is not window dressing but strong steps - from the US, Europe and the Group of Seven - in providing protection systems and applying restrictions," mentioned in a public message.
Authorities reported that numerous aerial vehicles and several dozen missiles attacked Ukraine's energy infrastructure, characterizing such assaults as "cynical and calculated" and against "everything that sustains normal life" as temperatures become colder.
Energy officials said Russia was "launching a major assault" and technical staff were striving to repair systems.
A wave of strikes struck electrical systems and residential structures in Kyiv.
Several of the people hurt in the assaults on the city have been transported for medical care, as confirmed by municipal representatives.
Local officials said the urban area experienced intense attacks throughout the evening. A minor was killed and multiple civilians were hurt.
The assaults succeed nights of aerial attacks in the area, parts of which are currently controlled by Moscow's military.
The entire country is under warning for hypersonic Kinzhal missile strikes, which are more difficult to detect.
Government officials told journalists that Russia was purposely seeking to damage the national power system, with attacks already disrupting gas facilities.
Officials stated technical personnel and authorities were anticipating additional strikes.