Ukraine war, Estonia, Latvia and Lithuania have achieved synchronization with the continental European network via Poland.

Estonia, Latvia and Lithuania said on Sunday they had successfully synchronized their electricity systems to the European continental power grid, one day after severing decades-old energy ties to ...

For Russia, the decoupling means its Kaliningrad exclave, located between Lithuania, Poland and the Baltic Sea, will be cut off from Russia's main grid, leaving it to maintain its power system alone.