Thousands of Bulgarians pour into the streets against the US-led NATO military alliance in the capital Sofia on Sunday, calling on their government to adopt a neutral position on Russia’s military operation in Ukraine.

Exit polls show the party of conservative former premier, Boyko Borisov, has come first in Bulgaria's general election.

Gazprom has stopped sending gas to Latvia, adding the country to the list of countries which had already been excluded from Russian energy supplies.

The Russian foreign minister says the decision by three Eastern European countries to block his plane was ‘unprecedented’ and ‘unthinkable.’

Three NATO countries have closed their airspace to Russian Foreign Minister Sergei Lavrov’s plane, preventing him from traveling to Serbia, amid heightened tensions over the Ukraine war.

Russia is raising the stakes in its energy dispute with the West by cutting off natural gas supplies to Bulgaria and Poland.

Russia's energy giant Gazprom is reportedly going to cut off natural gas deliveries to Poland and Bulgaria, after they refused to pay for their supplies in rubles.