The Gandhi Sangrahalaya museum in Motihari houses a rich collection of relics and photographs related to the Champaran Satyagraha. The Gandhian Memorial Pillar, designed by renowned artist Nand Lal Bose . The foundation stone of the pillar was laid on 10th June 1972 by the then Governor, D. K. Barooch. It is a 48 ft tall stone pillar , the site where Gandhi was presented in court. The museum also boasts a comprehensive library with over 15,000 books, including Gandhi's original writings, government reports, and works by famous Leaders. Upon his return from South Africa in 1915, Gandhi was approached by Rajkumar Shukla, a representative of indigo farmers suffering under British exploitation. The colonial rulers forced farmers to cultivate indigo instead of food crops, leading to widespread poverty and hardship. This oppressive system, known as "Tinkathia " . Gandhi's arrival in Champaran was met with immense support from the local populace. He defied a British order to leave the region and was briefly arrested. Public pressure, however, forced his release, and the government was compelled to investigate the farmers' grievances. After months of inquiry, the "Tinkathia" system was abolished. This victory cemented Satyagraha as a powerful tool in the fight.