During the night, Russian missile and drone strikes have caused electricity outages in extensive areas of the capital city, Kyiv.
Nine people were wounded while inhabitants in eastern neighborhoods were plunged into darkness and encountered interruptions to drinking water, according to local authorities.
Meanwhile, a young boy was killed in a separate assault in the Zaporizhzhia area in the southern area, according to regional authorities.
Russian forces has intensified strikes on electrical systems over the past few days, while officials has requested "real steps" from international partners to exert influence on Russia.
"What's needed is not superficial actions but firm measures - from the United States, the EU and the G7 - in providing air defence systems and implementing restrictions," he wrote in a online statement.
Authorities reported that hundreds of unmanned aircraft and over thirty projectiles struck the country's power systems, describing such attacks as "premeditated" and against "everything that sustains normal life" as temperatures become colder.
Energy officials said Russia was "launching a major assault" and technical staff were laboring to restore power.
A barrage of missiles struck energy infrastructure and residential structures in the capital.
Five out of the nine people wounded in the assaults on the capital have been transported for medical care, per statements from municipal representatives.
Area administrators said the urban area came under intense attacks overnight. A seven-year-old child lost their life and three other people were injured.
The strikes succeed nights of bombing campaigns in the region, sections of which are occupied by Russian forces.
The whole nation is in a state of readiness for sophisticated projectile assaults, which are harder to detect.
Government officials told reporters that Russia was purposely seeking to destroy the country's energy grid, with strikes already disrupting fuel infrastructure.
Authorities confirmed utility staff and authorities were bracing for more assaults.
