An energy facility that supplied heating to local residents was damaged following a Russian drone strike in the Kharkiv region on Tuesday, officials said.

Ukraine accuses Russia of "systematic energy terror" as the global atomic energy watchdog warns Moscow's latest strikes jeopardize nuclear plants' safety.

The Kremlin said on Tuesday that Russia offered top quality energy at a good price and so its partners would decide for themselves whether or not to buy Russian energy after the United States slapped sanctions on Russia's top oil companies.

In addition to the economic warfare, Ukraine’s long-range strikes on refineries had by last month destroyed or damaged about 20 percent of Russia’s refining capacity, according to one analyst. That has caused severe gasoline shortages in several regions, as Ukraine tries to bring the pain of war to ordinary Russians.

While the war in Ukraine keeps evolving, recent counterattacks have put Kazakhstan’s energy system under growing threat.

Russian strikes on Ukraine overnight killed one person, wounded 17 and caused emergency power outages across the country, Ukrainian authorities said Thursday.In south-eastern Zaporizhzhia the regional military administration chief said one person was killed and 17 were wounded,

China and Russia pledged a joint response to unilateral sanctions during a visit by Russia's Prime Minister, as Chinese President Xi Jinping reaffirmed Beijing's commitment to advancing ties with Moscow despite "turbulent" external conditions.

We're verifying footage that appears to show the aftermath of an attack on a petrochemical plant more than 1,000km (620 miles) inside Russia; BBC Verify's fact-checkers are review