According to Hindu mythology, the Kumbh Mela celebrates the victory of gods over demons in a furious battle over nectar that would give them immortality.

NPR: 36 Dead In Stampede At Hindu Festival In India

The battle in Goshta sparked a furious reaction in Afghanistan on Thursday, with thousands of Afghans chanting "Death to Pakistan" as they carried the body of the slain border policeman, Mohammed Qassim Khan, through the streets of Nangarhar's capital city of Jalalabad.

WSJ: Afghan, Pakistani Forces Clash