Answer:
North Ossetia
Step-by-step explanation:
In 2004, in the city of Beslan, Russia, in the North Ossetia autonomous region, there was a terrorist attack. It was a terrorist attack by Chechen terrorists which managed to siege a school with lot of children in it. The Russian special forces immediately came to the place and tried to get the children released, but the terrorists had other plans. Than an order was given to the special forces that they go inside the school and eliminate every single terrorist despite all the hostages being inside as well. The end result was 330 deaths, lot of which children.