Throughout the evening, Moscow's missile and drone strikes have caused power cuts in large parts of Ukraine's capital, Kyiv.
A number of civilians were hurt while residents in eastern districts were plunged into darkness and encountered disruption to drinking water, according to local authorities.
Simultaneously, a minor was killed in a different aerial attack in the Zaporizhzhia area in the southern area, as reported by regional authorities.
Moscow has increased attacks on energy facilities over recent weeks, while officials has demanded "real steps" from international partners to apply pressure on Russia.
"What is required is not window dressing but strong steps - from the US, the EU and the Group of Seven - in providing protection systems and implementing restrictions," mentioned in a online statement.
He said that 450 drones and several dozen rockets struck energy facilities, describing such assaults as "cynical and calculated" and against "essential services" as temperatures become colder.
Energy officials said Russia was "launching a major assault" and technical staff were working to restore power.
A series of attacks damaged electrical systems and residential structures in the capital.
Five out of the nine people wounded in the assaults on the capital have been hospitalized, per statements from municipal representatives.
Regional authorities said the city endured significant strikes overnight. A young boy was killed and several individuals were injured.
The attacks succeed nights of aerial attacks in the area, sections of which are occupied by Russian forces.
All of Ukraine is under warning for advanced weapon attacks, which are harder to detect.
Authorities told the media that Russia was intentionally trying to demolish the electrical infrastructure, with strikes already impacting fuel infrastructure.
He said utility staff and officials were anticipating further attacks.
