Dehradun, April 17 -- The word 'Dalit' has come to collectively identify members of the many 'Scheduled Castes' that exist in India. It means 'oppressed', deriving from Sanskrit origins, and has taken the place of 'Harijan', the term coined by Mahatma Gandhi. Harijan was a positive term by which he had hoped to change the attitude of other castes towards them so that there could be greater integration and abolition of untouchability in its many ways. The word that is more technically correct and reflects the actual diversity and numbers of such people is used in the Constitution - 'Scheduled Castes'. There has been a long process by which these castes have been identified, and politics inevitably became a part of the process, as there were ...