What ever raising is a history in the most of India, You are well aware that Sati has been eliminated long back ago except for roop kanwar in Rajasthan which itself is a stray issue.
As for the child marriages is concerned it remains in some pockets which will be also elimated by time passing. But this practice is still prevalent even in the US forget the production machines of India Mushs.
Caste Ssytem is diminishing day by day and you find intercaste marriages are quite common now and it will also be elimated in the coming years even if its sustaining in the rural pockets.