During the night, Russian aerial assaults have resulted in blackouts in large parts of Ukraine's capital, Kyiv.
Nine people were hurt while inhabitants in the city's east were plunged into darkness and encountered problems to water systems, according to municipal leaders.
Simultaneously, a young boy was fatally injured in a different Russian drone strike in the southeastern region in the southern area, as reported by local officials.
Russian forces has increased assaults on energy facilities over recent weeks, while the country's government has demanded "real steps" from allies to apply pressure on Moscow.
"What's needed is not symbolic gestures but firm measures - from the America, European nations and the Group of Seven - in providing protection systems and enforcing restrictions," was stated in a public message.
He said that 450 drones and more than 30 rockets struck energy facilities, describing such assaults as "strategic and deliberate" and against "essential services" as winter approaches.
Government representatives said Russia was "inflicting a massive strike" and repair crews were working to restore power.
A series of attacks damaged power facilities and apartment buildings in the capital.
Five out of the nine people injured in the strikes on the capital have been transported for medical care, according to city authorities.
Regional authorities said the urban area came under significant strikes overnight. A seven-year-old child lost their life and three other people were wounded.
The attacks follow evenings of bombing campaigns in the area, parts of which are occupied by Russian forces.
The whole nation is under warning for advanced weapon attacks, which are tougher to spot.
Government officials told the media that Moscow was intentionally trying to damage the country's energy grid, with strikes already affecting energy systems.
Authorities confirmed energy workers and officials were preparing for more assaults.
