Throughout the evening, Russian missile and drone strikes have resulted in blackouts in extensive areas of Ukraine's capital, Kyiv.
Nine people were wounded while residents in eastern neighborhoods were plunged into darkness and dealt with interruptions to drinking water, according to city officials.
Simultaneously, a seven-year-old child was killed in a different aerial attack in the southeastern region in the southeastern part, as reported by regional authorities.
Moscow has intensified strikes on power infrastructure over the last fortnight, while Ukrainian leadership has demanded "substantial measures" from international partners to apply pressure on Russia.
"What is required is not window dressing but decisive action - from the United States, the EU and the major economies - in delivering defensive weapons and enforcing penalties," was stated in a public message.
He said that hundreds of unmanned aircraft and several dozen missiles attacked the country's power systems, characterizing such attacks as "strategic and deliberate" and against "essential services" as the weather cools.
Energy officials said Russia was "inflicting a massive strike" and maintenance teams were working to repair systems.
A wave of strikes hit energy infrastructure and apartment buildings in Kyiv.
Multiple people injured in the attacks on the city have been transported for medical care, as confirmed by city authorities.
Area administrators said the city endured significant strikes during nighttime hours. A minor died and several individuals were injured.
The attacks succeed periods of bombing campaigns in the region, sections of which are currently controlled by Moscow's military.
All of Ukraine is in a state of readiness for sophisticated projectile assaults, which are harder to identify.
National leaders told journalists that Russia was deliberately attempting to destroy the country's energy grid, with assaults already disrupting gas facilities.
He said energy workers and authorities were anticipating additional strikes.
