09/08/2026
This is the one you were thinking of. In Champaran, Bihar, British planters forced farmers to grow indigo (neel — the "blue" dye crop) under an exploitative system instead of food crops. In 1917, Gandhi arrived to investigate, refused a British order to leave, and led India's first major satyagraha — his first act of civil disobedience on Indian soil, years before he became a national figure.