32 militants took more than 100 people hostage at the site in 2004 . Russian television showed hundreds of people lined up at the school 's gymnasium , where the hostages were herded . Militants demanded Russia withdraw from breakaway Republic of Chechnya . 334 people -- including 180 children -- died during attempt to end siege . Criticism remains about how Russia has handled investigation of attack .
32 militants took more than 100 people hostage at the site in 2004 . Militants demanded Russia withdraw from breakaway Republic of Chechnya . 334 people -- including 180 children -- died during attempt to end siege . Criticism remains about how Russia has handled investigation of attack .