An Indian passport, validly issued by the Indian State, preceded by declaration & the State's own satisfaction of citizenship to a person it has already determined to be Indian, should be sufficient p ...
For core and essential functioning, the judiciary must be treated as one unified system, not a federated coalition of wildly individualistic sub-systems.
There is also something beautiful in the fact that a religious institution played such an instrumental role in the development of a doctrine whose basic features include secularism.