Overnight, Russian aerial assaults have resulted in blackouts in large parts of the capital city, Kyiv.
A number of civilians were injured while inhabitants in the city's east were experienced blackouts and faced problems to drinking water, as stated by municipal leaders.
Meanwhile, a minor was fatally injured in a separate assault in the Zaporizhzhia region in the southern area, based on information from area administrators.
Russian forces has escalated attacks on electrical systems over the past few days, while the country's government has called for "real steps" from allies to exert influence on Moscow.
"What's needed is not window dressing but firm measures - from the United States, European nations and the G7 - in delivering defensive weapons and enforcing restrictions," he wrote in a online statement.
Officials stated that 450 drones and several dozen projectiles targeted Ukraine's energy infrastructure, labeling such assaults as "cynical and calculated" and against "critical infrastructure" as temperatures become colder.
Energy officials said Russia was "inflicting a massive strike" and technical staff were working to restore power.
A series of attacks hit electrical systems and civilian homes in Kyiv.
Several of the people wounded in the assaults on the city have been taken to hospital, per statements from city authorities.
Area administrators said the metropolitan region endured significant strikes throughout the evening. A young boy died and multiple civilians were wounded.
The assaults come after evenings of air raids in the region, parts of which remain under the control of invading troops.
The entire country is in a state of readiness for advanced weapon attacks, which are harder to identify.
National leaders told reporters that Moscow was deliberately attempting to demolish the electrical infrastructure, with attacks already affecting gas facilities.
He said utility staff and officials were anticipating further attacks.