Prime Minister Narendra Modi while speaking at the inaugural event of Bhagwan Birsa Munda Smriti Udyan cum Freedom Fighters Museum in Ranchi, Jharkhand on November 15 said that a historic decision has been taken regarding the birth anniversary of Birsa Munda which will be celebrated as 'Janjatiya Gaurav Diwas' every year. “Nation decided that during 'amrit kaal' of independence, tribal traditions and its tales of gallantry will be given even more grand identity,” PM Modi added.