Overnight, Russian missile and drone strikes have caused power cuts in multiple districts of Ukraine's capital, Kyiv.
A number of civilians were wounded while local people in the city's east were plunged into darkness and dealt with disruption to water supplies, according to local authorities.
Meanwhile, a young boy was lost their life in a different Russian drone strike in the southeastern region in the country's south-east, based on information from area administrators.
Moscow has escalated assaults on energy facilities over the last fortnight, while officials has demanded "real steps" from international partners to exert influence on Russia.
"What is required is not window dressing but firm measures - from the America, the EU and the Group of Seven - in supplying air defence systems and applying penalties," was stated in a social media post.
He said that hundreds of unmanned aircraft and more than 30 missiles attacked Ukraine's energy infrastructure, characterizing such assaults as "strategic and deliberate" and against "critical infrastructure" as temperatures become colder.
Government representatives said Russia was "inflicting a massive strike" and maintenance teams were striving to fix the damage.
A barrage of missiles struck power facilities and residential structures in the capital.
Multiple people wounded in the attacks on the city have been hospitalized, per statements from city authorities.
Local officials said the urban area experienced intense attacks during nighttime hours. A minor lost their life and several individuals were injured.
The assaults come after evenings of air raids in the area, parts of which are currently controlled by invading troops.
All of Ukraine is in a state of readiness for advanced weapon attacks, which are more difficult to identify.
Government officials told reporters that Moscow was deliberately attempting to destroy the country's energy grid, with attacks already disrupting energy systems.
He said technical personnel and authorities were bracing for more assaults.
