The formation of Armenian revolutionary groups began roughly around the end of the Russo-Turkish War of 1878 and intensified with the first introduction of Article 166 of the Ottoman Penal code 166, and the raid of Erzerum Cathedral.
The forming of Armenian revolutionary groups started near the end of the Russo-Turkish War of 1878. It intensified with the introduction of Article 166 of the Ottoman Penal code 166 as well as the raid of Erzerum Cathedral.