YEREVAN, JULY 15, ARMENPRESS. Prime Minister Nikol Pashinyan attended the solemn event dedicated to the 30th anniversary of the formation of the Border Guard Troops of the National Security Service. Minister of Defense Suren Papikyan, Director of National Security Service Armen Abazyan, Chief of Police Vahe Ghazaryan were also present at the event, ARMENPRESS was informed from the Office of the Prime Minister.