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In page Sunderland:

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The asphyxiation of 183 children aged between three and 14 is the worst disaster of its kind in British history.[5] The memorial, a grieving mother holding a dead child, is located in Mowbray Park inside a protective canopy.[6] Newspaper reports triggered a mood of national outrage and an inquiry recommended that public venues be fitted with a minimum number of outward opening emergency exits, which led to the invention of 'push bar' emergency doors. This law remains in force. Victoria Hall remained in use until 1941 when it was destroyed by a German bomb.[7]