I have seen a lot of politicians invoking religion while campaigning for elections in India. They usually drive up an "us vs them" mob mentality. While I feel that this is ethically wrong, is this allowed? Can politicians use religion for canvassing given that India is a "secular" country?
1. The preamble to the constitution says that India is "secular".
`WE, THE PEOPLE OF INDIA, having solemnly resolved to constitute India into a SOVEREIGN SOCIALIST SECULAR DEMOCRATIC REPUBLIC and to secure to all its citizens JUSTICE, social, economic and political; LIBERTY of thought, expression, belief, faith and worship; EQUALITY of status and of opportunity; and to promote among ...`