Who had written jana gana mana?

Jana gana Mana is the national anthem of India. It is written originally in Bengali language. It is create or written by Rabindranath Tagore in 1911. In Jan 1950 president of India adopted the First Stanza of the poem. It is totally written in 5 Stanza. The approximate duration of the Full Version of National Anthem of India is 52 seconds.The verses were a tribute to the victory of vidhata. The national anthem of India is sung on various occasions.