Who formed the Radical Democratic Party in 1940?

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

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

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

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

Who among the following had presided over the All India Trade Union Congress held at Nagpur in 1929?