During the night, Moscow's missile and drone strikes have led to power cuts in multiple districts of the capital city, Kyiv.
A number of civilians were wounded while residents in the city's east were plunged into darkness and faced interruptions to water supplies, according to city officials.
At the same time, a seven-year-old child was lost their life in a different assault in the Zaporizhzhia region in the country's south-east, according to local officials.
Russian forces has increased attacks on power infrastructure over the last fortnight, while Ukrainian leadership has demanded "concrete actions" from allies to exert influence on Russia.
"What is required is not window dressing but firm measures - from the US, Europe and the G7 - in supplying air defence systems and applying penalties," was stated in a online statement.
He said that numerous aerial vehicles and several dozen missiles targeted Ukraine's energy infrastructure, describing such attacks as "strategic and deliberate" and against "critical infrastructure" as the weather cools.
Energy officials said Russia was "inflicting a massive strike" and maintenance teams were striving to repair systems.
A series of attacks hit energy infrastructure and civilian homes in the capital.
Several of the people injured in the strikes on the capital have been taken to hospital, per statements from city authorities.
Area administrators said the city came under intense attacks overnight. A young boy was killed and several individuals were hurt.
The assaults come after nights of bombing campaigns in the area, portions of which remain under the control of Moscow's military.
All of Ukraine is on alert for sophisticated projectile assaults, which are harder to identify.
National leaders told the media that Russia was purposely seeking to demolish the electrical infrastructure, with assaults already affecting fuel infrastructure.
Authorities confirmed technical personnel and authorities were anticipating further attacks.
