Throughout the evening, Russian missile and drone strikes have led to blackouts in extensive areas of Ukraine's capital, Kyiv.
Nine people were injured while residents in eastern neighborhoods were plunged into darkness and faced disruption to drinking water, per reports from city officials.
Meanwhile, a minor was fatally injured in a distinct Russian drone strike in the southeastern region in the southeastern part, as reported by regional authorities.
Russian forces has escalated attacks on power infrastructure over the last fortnight, while Ukrainian leadership has called for "substantial measures" from partner nations to exert influence on Russia.
"What's needed is not symbolic gestures but strong steps - from the United States, the EU and the major economies - in delivering defensive weapons and implementing penalties," was stated in a social media post.
Authorities reported that hundreds of unmanned aircraft and more than 30 rockets struck the country's power systems, describing such attacks as "premeditated" and against "critical infrastructure" as winter approaches.
Energy officials said Moscow was "launching a major assault" and repair crews were striving to restore power.
A wave of strikes damaged electrical systems and civilian homes in the capital.
Multiple people hurt in the attacks on the capital have been transported for medical care, per statements from city authorities.
Regional authorities said the metropolitan region experienced heavy assaults throughout the evening. A seven-year-old child was killed and multiple civilians were wounded.
The attacks come after evenings of bombing campaigns in the area, sections of which are currently controlled by invading troops.
All of Ukraine is in a state of readiness for advanced weapon attacks, which are tougher to identify.
National leaders told reporters that Moscow was purposely seeking to demolish the electrical infrastructure, with strikes already impacting fuel infrastructure.
Authorities confirmed energy workers and authorities were bracing for further attacks.