The Russian Defence Ministry said on Monday its forces had carried out a "massive strike" on targets in Kyiv and the Ukraine's capital region.
The ministry said the attack targeted military-industrial facilities, storage sites for cruise missiles and drones, and data centres.
The latest attacks came as US Secretary of State Marco Rubio denied that there had been any suspension of intelligence sharing with Ukraine and called on President Volodymyr Zelensky to "focus" on ending the war with Russia.
"What he should be focused on and what we want to be focused on is bringing an end to this war," Rubio said while on a trip to Uzbekistan for talks with Central Asian leaders.
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He said there had been no "pause" in the sharing of intelligence as Kyiv authorities have claimed.
(FRANCE 24 with AFP, Reuters)