Throughout the evening, Russian missile and drone strikes have caused blackouts in multiple districts of Ukraine's capital, Kyiv.
A number of civilians were hurt while residents in the city's east were left without electricity and faced problems to drinking water, according to local authorities.
At the same time, a seven-year-old child was fatally injured in a distinct assault in the southeastern region in the southern area, according to local officials.
Moscow has intensified attacks on energy facilities over the last fortnight, while the country's government has called for "real steps" from international partners to exert influence on Moscow.
"What is required is not window dressing but decisive action - from the America, Europe and the major economies - in providing defensive weapons and applying penalties," mentioned in a public message.
Authorities reported that numerous aerial vehicles and over thirty missiles targeted Ukraine's energy infrastructure, characterizing such strikes as "premeditated" and against "essential services" as temperatures become colder.
Government representatives said Moscow was "inflicting a massive strike" and maintenance teams were working to fix the damage.
A series of attacks damaged power facilities and apartment buildings in the capital.
Five out of the nine people injured in the strikes on the city have been hospitalized, per statements from municipal representatives.
Local officials said the city came under intense attacks during nighttime hours. A minor was killed and several individuals were injured.
The attacks succeed periods of bombing campaigns in the region, sections of which are currently controlled by Russian forces.
All of Ukraine is on alert for sophisticated projectile assaults, which are harder to identify.
Authorities told journalists that Russia was intentionally trying to demolish the national power system, with assaults already disrupting energy systems.
He said technical personnel and authorities were preparing for further attacks.