NKR President Bako Sahakyan convened an advisory session yesterday that included such wide ranging issues as environmental protection, military camps for students and the 20th anniversary of the reopening of the Armenian Apostolic Church. During the session Archbishop Pargev Martirosyan, the Primate of the Artsakh Diocese, thanked the government for facilitating the return of the Holy Annunciation painting to the Gandzasar Monastery. The painting had been housed at the Artsakh Historical-Geographical Museum. Ceremonies marking the return of the painting will take place on April 7.