The first major Albanian revolt in 1910 led by Isa Boletini and Idriz Seferi was supported by Bulgaria and Montenegro.[6] After two weeks of fierce fighting the Albanian rebels withdrew to the Drenicë region and the rebellion was suppressed. Sultan Mehmed V visited Priština in June 1911 and declared an amnesty for all of those who had participated in the revolt, except for the ones who had committed murder.[7] In order to calm the situation the sultan introduced a number of concessions, including:[8]