Overnight, Moscow's missile and drone strikes have caused power cuts in large parts of the capital city, the Ukrainian capital.
A number of civilians were hurt while inhabitants in eastern neighborhoods were left without electricity and encountered problems to water supplies, per reports from local authorities.
Simultaneously, a young boy was fatally injured in a separate assault in the southeastern region in the country's south-east, as reported by regional authorities.
Russian forces has intensified strikes on electrical systems over the past few days, while Ukrainian leadership has demanded "real steps" from partner nations to increase pressure on Moscow.
"The necessity is not symbolic gestures but firm measures - from the America, Europe and the major economies - in providing defensive weapons and implementing sanctions," he wrote in a online statement.
Authorities reported that numerous aerial vehicles and over thirty projectiles attacked the country's power systems, describing such attacks as "cynical and calculated" and against "everything that sustains normal life" as the weather cools.
Government representatives said Russia was "launching a major assault" and technical staff were laboring to fix the damage.
A series of attacks struck energy infrastructure and apartment buildings in the capital.
Several of the people hurt in the assaults on the city have been taken to hospital, per statements from city authorities.
Area administrators said the city came under heavy assaults during nighttime hours. A minor was killed and multiple civilians were wounded.
The strikes come after periods of bombing campaigns in the region, sections of which remain under the control of invading troops.
All of Ukraine is under warning for advanced weapon attacks, which are harder to spot.
National leaders told reporters that Moscow was deliberately attempting to destroy the country's energy grid, with attacks already impacting gas facilities.
He said utility staff and government agencies were preparing for more assaults.