Throughout the evening, Moscow's missile and drone strikes have caused power cuts in extensive areas of the capital city, Kyiv.
A number of civilians were injured while local people in eastern districts were plunged into darkness and encountered interruptions to water systems, according to city officials.
Simultaneously, a minor was fatally injured in a separate Russian drone strike in the Zaporizhzhia area in the southern area, based on information from area administrators.
Russian forces has increased attacks on power infrastructure over recent weeks, while officials has called for "real steps" from international partners to apply pressure on Russia.
"What is required is not symbolic gestures but firm measures - from the America, European nations and the Group of Seven - in providing protection systems and applying penalties," he wrote in a public message.
Authorities reported that 450 drones and more than 30 missiles struck energy facilities, describing such assaults as "strategic and deliberate" and against "essential services" as winter approaches.
The energy minister said Russia was "launching a major assault" and maintenance teams were striving to repair systems.
A barrage of missiles hit energy infrastructure and civilian homes in Kyiv.
Multiple people hurt in the assaults on the capital have been taken to hospital, as confirmed by local officials.
Regional authorities said the city endured intense attacks throughout the evening. A young boy lost their life and multiple civilians were wounded.
The strikes succeed nights of air raids in the area, sections of which are occupied by Russian forces.
The whole nation is on alert for sophisticated projectile assaults, which are more difficult to spot.
Authorities told reporters that Russia was deliberately attempting to destroy the electrical infrastructure, with strikes already impacting gas facilities.
He said utility staff and authorities were preparing for more assaults.
