Russia used to supply gas to Transdniestria via Ukraine and Moscow blames the crisis on Kyiv, which refused to roll over a gas transit deal that expired on Dec. 31 due to Russia's invasion. Moldova, which supports Ukraine, says Moscow could use an alternative route to continue supplies.

Russia denies using gas as a weapon to coerce Moldova, and blames Kyiv for refusing to renew a gas-transit deal.

The head of Moldova’s breakaway region Transnistria has urged residents to burn firewood for heating and warned that blackouts cannot be avoided, after Moscow stopped supplying gas via Ukraine.

The end of Russian natural-gas transit across Ukraine is a blow to Moscow, but it could provide the Kremlin with sharpened tool for economic and political influence over a key target country: Moldova.

Moscow breakaway region of Transnistria halted almost all industrial activity except for food production, following the end of Russian gas flows through Ukraine, Interfax reported.

Hundreds of thousands of people have been left without heating and hot water after Russia halted gas supplies to the region on Jan. 1, over an alleged $709 million debt for past supplies.

Russia halted gas deliveries to the pro-Russian separatist region of Transnistria in Moldova on January 1. People living there are now really feeling the cold.