Overnight, Russian missile and drone strikes have resulted in power cuts in large parts of the capital city, Kyiv.
Several individuals were hurt while inhabitants in eastern districts were experienced blackouts and encountered problems to water systems, as stated by local authorities.
At the same time, a seven-year-old child was killed in a distinct Russian drone strike in the Zaporizhzhia region in the country's south-east, based on information from area administrators.
Russian forces has intensified attacks on electrical systems over recent weeks, while the country's government has called for "concrete actions" from partner nations to increase pressure on Moscow.
"What's needed is not window dressing but firm measures - from the United States, European nations and the G7 - in delivering air defence systems and enforcing restrictions," he wrote in a online statement.
He said that hundreds of unmanned aircraft and several dozen missiles struck Ukraine's energy infrastructure, describing such strikes as "premeditated" and against "critical infrastructure" as the weather cools.
Energy officials said Moscow was "launching a major assault" and technical staff were working to repair systems.
A barrage of missiles damaged energy infrastructure and apartment buildings in Kyiv.
Several of the people injured in the assaults on the city have been hospitalized, per statements from local officials.
Regional authorities said the city experienced significant strikes during nighttime hours. A young boy died and several individuals were hurt.
The strikes succeed evenings of bombing campaigns in the area, parts of which remain under the control of Moscow's military.
The whole nation is on alert for sophisticated projectile assaults, which are harder to detect.
National leaders told the media that Moscow was intentionally trying to destroy the national power system, with strikes already affecting gas facilities.
Officials stated energy workers and government agencies were bracing for more assaults.