What is the name of the party founded by Saumyendra Nath Tagore?

The first Trade Union was founded in India in the year 1918 by

In October, 1920, who of the following headed a group of Indians gathered at Tashkent to set up a Communist Party of India?

Who formed the Radical Democratic Party in 1940?

Who among the following were the founders of the "Hind Mazdoor Sabha" established in 1948?

All India Trade Union was founded by