Factbox: Disasters at annual Muslim Haj pilgrimage

More than 300 pilgrims were killed in a crush at Haj on Thursday, the deadliest such incident since 2006. Here are some other fatal events at Haj in past years. July 1990 - Inside the al-Muaissem tunnel near Mecca in Saudi Arabia, 1,426 pilgrims are crushed to death.