This system was introduced by the Constitution of India in 1950 .
This system was was supposed to be in place for the first 10 years , to ensure participation in politics by these groups which were deemed weak and needing special protection .
This system was introduced by the Constitution of India in 1950 and was supposed to be in place for the first 10 years , to ensure participation in politics by these groups which were deemed weak and needing special protection .