Bihar Chief Minister Nitish Kumar on Friday frowned upon the Sangh Parivar's concept of India as a “Hindu” nation, underscoring that this militated against what Mahatma Gandhi stood for.The veteran socialist leader, who ended his long alliance with the BJP last year, was responding to queries from journalists about the “Hindu rashtra” clamour, which was openly endorsed earlier this week by his Uttar Pradesh counterpart Yogi Adityanath.