The delegation headed by Secretary of Armenia's National Security Council (NSC) Arthur Baghdasaryan will leave for a two-day visit to Russia on December 19, NEWS.am reported.
The delegation will participate in the meeting of NSC secretaries of CSTO member states.
Baghdasaryan will also hold a meeting with his Russian counterpart Nikolaty Patrushev.
The Collective Security Treaty Organization (CSTO) features Armenia, Belarus, Kazakhstan, Kyrgyzstan, Russia, Tajikistan and Uzbekistan.