Coal Miners Day | 4 May
Coal Miners Day, observed annually on May 4 in India, commemorates the dedicated efforts and significant contributions of coal miners. The history of Coal Miners Day dates back to the opening of the first coal mine in Scotland in 1575. In India, the first coal mine was established in 1774 at the Raniganj Coalfield by John Summer and Suetonius Grant Heatly.