According to unconfirmed information from the Ministry of Defense, Brigadier General Valentin Tsankov is the belated high-ranking Bulgarian officer who told NATO and EU secrets in favor of Russia.

Earlier, the prosecutor's office announced that a Bulgarian officer from the reserve was selling classified information to a Russian adviser at the Russian embassy.

He has been transmitting information since 2016. 

The case was also reported to the Ministry of Foreign Affairs, which will take appropriate action.

Our general passed secrets of the EU and NATO to a counselor from the Russian embassy