High Quality Content by WIKIPEDIA articles! High Quality Content by WIKIPEDIA articles! 1967 Kayseri Atatürk Stadium disaster refers to an occurrence of football hooliganism, resulting in 40 deaths at least 300 injuries, during the football match held on September 17, 1967 between the clubs of Kayseri Erciyesspor and Sivasspor at the Atatürk Stadium of Kayseri in Turkey. It was the worst sports-related violence to occur in Turkey. The violence erupted following provocation of the Kayseri Erciyesspor fans in the half time, whose team went to leading by a goal scored in the first half. Supporters of the two teams threw rocks to each other . Some of the hooligans were also armed with bats and knives. The fleeing crowd caused a stampede in front of the stand exits. The events in the stadium were followed by vandalism in Kayseri and many-days lasting riots in Sivas.