Russian gas flows to Europe via Ukraine stopped as a key transit deal expired, raising the stakes for the continent’s energy ...

Russia's energy giant Gazprom announced on Wednesday that it had halted the flow of natural gas to Europe through a ...

Ukraine's president used his New Year's address to the nation to call for unity in the fight against Russian aggression.

Russian natural gas exports via Soviet-era pipelines running through Ukraine to Europe were halted in the early hours of New ...