Overnight, Russian missile and drone strikes have led to electricity outages in large parts of the capital city, Kyiv.
Nine people were wounded while residents in the city's east were experienced blackouts and encountered interruptions to water systems, according to city officials.
Meanwhile, a young boy was killed in a separate aerial attack in the Zaporizhzhia area in the southeastern part, based on information from local officials.
Moscow has increased strikes on energy facilities over the past few days, while officials has called for "concrete actions" from allies to increase pressure on Russia.
"What is required is not symbolic gestures but firm measures - from the US, the EU and the Group of Seven - in delivering protection systems and enforcing sanctions," was stated in a social media post.
He said that numerous aerial vehicles and more than 30 projectiles attacked the country's power systems, describing such assaults as "strategic and deliberate" and against "essential services" as the weather cools.
Government representatives said Russia was "conducting extensive attacks" and technical staff were working to restore power.
A series of attacks damaged energy infrastructure and residential structures in Kyiv.
Several of the people hurt in the strikes on the capital have been transported for medical care, according to city authorities.
Regional authorities said the urban area experienced heavy assaults overnight. A young boy lost their life and three other people were wounded.
The strikes come after nights of bombing campaigns in the territory, sections of which are currently controlled by invading troops.
All of Ukraine is under warning for advanced weapon attacks, which are harder to detect.
National leaders told reporters that Russia was deliberately attempting to damage the electrical infrastructure, with assaults already impacting gas facilities.
Officials stated energy workers and officials were bracing for more assaults.
