 The uprising, led by Grdan, broke out in Bjelopavlići, then spread to Drobnjaci, Nikšić, Piva and Gacko.Save for the Brđani, the Montenegrin tribes did not participate in the uprising.At the time, Dervish Bey, the "sanjak bey" of Montenegro, threatened the Montenegrins through the "provveditore" ("overseer") of Kotor.