Overnight, Russian aerial assaults have led to electricity outages in large parts of the capital city, Kyiv.
A number of civilians were injured while local people in eastern neighborhoods were left without electricity and faced disruption to water systems, according to local authorities.
At the same time, a seven-year-old child was killed in a distinct aerial attack in the southeastern region in the southeastern part, according to local officials.
Russian forces has increased assaults on energy facilities over recent weeks, while the country's government has demanded "real steps" from partner nations to increase pressure on Moscow.
"The necessity is not window dressing but firm measures - from the US, European nations and the major economies - in supplying defensive weapons and enforcing penalties," was stated in a social media post.
Authorities reported that numerous aerial vehicles and several dozen projectiles targeted energy facilities, describing such attacks as "premeditated" and against "critical infrastructure" as the weather cools.
Energy officials said Moscow was "inflicting a massive strike" and maintenance teams were working to fix the damage.
A barrage of missiles struck electrical systems and apartment buildings in Kyiv.
Multiple people wounded in the strikes on the capital have been transported for medical care, according to local officials.
Area administrators said the metropolitan region endured significant strikes throughout the evening. A seven-year-old child lost their life and multiple civilians were wounded.
The attacks come after evenings of air raids in the territory, parts of which remain under the control of Moscow's military.
All of Ukraine is in a state of readiness for hypersonic Kinzhal missile strikes, which are harder to identify.
Authorities told journalists that Russia was purposely seeking to destroy the electrical infrastructure, with assaults already affecting fuel infrastructure.
He said energy workers and authorities were anticipating further attacks.