INDIAN DIASPORA : CONTRIBUTIONS TO THEIR NEW HOMEPeople of Indian Origin (PIOs) migrated from India during the colonial era. They were taken largely as replacement for slave workers under the indentured system of contract labour. Though they were semi skilled workers suitable for agricultural work only, they were treated very badly by the local colonial authorities and confined to the lowest socio economic strata in their new home countries and territories. Simultaneously, some 'free passengers'