The Revolutionary Socialist Party was established in _____.

1940

The correct answer is Option 3- 1940

The Revolutionary Socialist Party (RSP) was established in 1940.

The RSP is a communist party in India. It was founded on March 19, 1940 by Tridib Chaudhuri and has its roots in the Bengali liberation movement Anushilan Samiti and the Hindustan Socialist Republican Army.

The RSP is a member of the Left Front in West Bengal and Tripura, and of the Congress-led United Democratic Front in Kerala. It has three seats in the Lok Sabha (lower house of the Indian Parliament).

The RSP is a revolutionary socialist party that advocates for the overthrow of capitalism and the establishment of a socialist society. It believes that this can be achieved through a combination of mass struggle and parliamentary politics.