Today morning, the ceremony of the beginning of permanent joint military duty of the antiaircraft defense forces of Russia and Armenia has been held in Gyumri. As “Arka” agency informs, head of the headquarter of military forces of Russia general of the Army Anatoly Kwashnin, who arrived in Yerevan October 2, participated in the ceremony. It should be noted that the antiaircraft defense forces of Russia and Armenia were on experiment military duty since May 4, 2001.