High Quality Content by WIKIPEDIA articles! The Andijan massacre occurred when Uzbek Interior Ministry and National Security Service (SNB) troops fired into a crowd of protesters in Andijan, Uzbekistan on 13 May 2005. Estimates of those killed on 13 May range from between 187, the official count of the government, with most outside reports estimating several hundred dead. A defector from the SNB alleged that 1,500 were killed. The bodies of many of those who died were allegedly hidden in mass graves following the massacre.