Kolkata (formerly Calcutta) is the capital of India's West Bengal state. Founded as an East India Company trading post, it was India's capital under the British Raj from 1773в��臓�1911. Today itв������s known for its grand colonial architecture, art galleries and cultural festivals. Itв������s also home to Mother House, headquarters of the Missionaries of Charity, founded by Mother Teresa, whose tomb is on site.