- The British India Society was founded in London in 1839 by William Adam with the support of George Thompson and others to advocate for the rights of Indians. - The Landholders Society, founded in 1838, was one of the earliest political associations in India, led by prominent zamindars and intellectuals like Dwarkanath Tagore. - The Servants of People Society was founded by Lala Lajpat Rai in 1921 for social service. - The Bengal British India Society was founded in Calcutta in 1843 by George Thompson along with Indian leaders like Dadabhai Naoroji, distinct from the London-based British India Society.