The Worlds Worst Mining Disasters
It remains the worst mining disaster in Europe''s history. Japan Coal Mining Disasters . On Dec. 15, 1914, a gas explosion at the Mitsubishi Hojyo coal mine in Kyūshū, Japan killed 687, making it the deadliest mine accident in Japan''s history. But this country would see its share of more tragedy down below. On Nov. 9, 1963, 458 miners were ...