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

Who was the first President of All India Trade Union Congress?

Which one among the following was India's first trade union in the proper sense of the term?

When was All India Trade Union Congress established in Bombay?

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

Who among the following was the first leader to organize labour movement in India?