January 24 (BTA) - Prime Minister Kiril Petkov convenes the Security Council under the Council of Ministers on Tuesday, January 25, the Government Information Service reported on Monday.

The meeting will discuss the tensions around Ukraine and NATO plans to beef up its eastern flank.

The Security Council operates under the direct authority of the Prime Minister. Its main function is to analyze the condition of the national security protection system, the press release said.

Meanwhile, NATO Headquarters said Allies are putting forces on standby and sending additional ships and fighter jets to NATO deployments in Eastern Europe, reinforcing Allied deterrence and defence as Russia continues its military build-up in and around Ukraine.

With regard to Bulgaria, NATO HQ said that Spain is sending fighter jets to the country, and the Netherlands is sending two F-35 fighter aircraft from April to support NATO's air-policing activities in the region. NATO HQ warned that an attack on one Ally will be considered an attack on the whole Alliance.