The University of Calcutta (informally known as Calcutta University or CU) is a collegiate public state university located in Kolkata (formerly Calcutta), West Bengal, India established on 24 January 1857. It was the first institution in Asia to be established as a multidisciplinary and secular Western-style university. Its alumni and faculty include four Nobel laureates, namely Ronald Ross (Medicine), Rabindranath Tagore (Literature), C. V. Raman (Physics), and Amartya Sen (Economics).