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Events on Friday 21 October 1966 1
1966Aberfan disasterCollapsing coal waste tip buries a Welsh school, killing 144On 21 October 1966, a colliery spoil tip collapsed above the Welsh village of Aberfan, sending a wave of slurry into Pantglas Junior School and nearby houses. The disaster killed 144 people, 116 of them children, and led to sweeping changes in mine waste safety regulation.