During the night, Russian missile and drone strikes have caused power cuts in multiple districts of Ukraine's capital, Kyiv.
Nine people were wounded while inhabitants in eastern neighborhoods were left without electricity and faced disruption to water supplies, per reports from city officials.
Simultaneously, a minor was fatally injured in a different assault in the southeastern region in the southeastern part, based on information from regional authorities.
Russian forces has escalated strikes on power infrastructure over the last fortnight, while Ukrainian leadership has demanded "substantial measures" from allies to exert influence on Russia.
"The necessity is not symbolic gestures but firm measures - from the US, the EU and the major economies - in delivering defensive weapons and enforcing sanctions," he wrote in a online statement.
Authorities reported that numerous aerial vehicles and more than 30 rockets attacked Ukraine's energy infrastructure, characterizing such attacks as "premeditated" and against "critical infrastructure" as winter approaches.
Energy officials said Russia was "conducting extensive attacks" and maintenance teams were striving to fix the damage.
A series of attacks hit electrical systems and residential structures in the capital.
Several of the people wounded in the strikes on the city have been hospitalized, according to local officials.
Area administrators said the urban area came under intense attacks during nighttime hours. A young boy died and several individuals were wounded.
The assaults follow nights of aerial attacks in the region, parts of which are occupied by invading troops.
The entire country is on alert for advanced weapon attacks, which are more difficult to identify.
National leaders told journalists that Russia was purposely seeking to demolish the country's energy grid, with strikes already disrupting fuel infrastructure.
Officials stated energy workers and authorities were preparing for more assaults.