Manabendra Nath Roy (21st March, 1887 – 26th January, 1954), born Narendra Nath Bhattacharya, was an Indian revolutionary, a radical activist, who played a vital role in the partition of Bengal Agitation and a political theorist, and a noted philosopher in the 20th century. Roy was a founder of the Mexican Communist Party and the Communist Party of India. He was also a delegate to congresses of the Communist International and Russia's aide to China.
Chittaranjan Das (C. R. Das), popularly called Deshbandhu (Friend of the Nation), (5th November, 1870 – 16th June, 1925), was a leading Bengali politician, a prominent lawyer, an activist of the Indian National Movement and founder-leader of the Swaraj (Independence) Party in Bengal during British occupation in India. The Swaraj Party was formed by Motilal Nehru and Chittaranjan Das in order to fight British colonialism from within and give the people of India a responsible and responsive government by making the colonial state accountable.
Annie Besant (1st October, 1847 – 20th September, 1933) was a British socialist, theosophist, women's rights activist, writer, orator, and supporter of both Irish and Indian self-rule. She was a Victorian radical whose outspoken views included advocacy of women's rights and opposition to British imperial policies. The conflict between loyalty to national heritage and opposition to traditional patriarchy is the one that colonised women have commonly experienced.
Bal Gangadhar Tilak (23rd July, 1856 – 1st August, 1920), born as Keshav Gangadhar Tilak, was an Indian nationalist, teacher, and an independence activist. Tilak reunited with his fellow nationalists and re-joined the Indian National Congress in 1916. He also helped found the All India Home Rule League in 1916-18, with G. S. Khaparde and Annie Besant. After years of trying to reunite the moderate and radical factions, he gave up and focused on the Home Rule League, which sought self-rule.