Complete the following sentence: It holds many historical references such as the beginning of the
Champaran Satyagraha, April 1917, at the request of Raj Kumar Shukla, for which Mahatma Gandhi went to Champaran and started the Satyagraha Movement against the cultivation of Neel (Indigo), in the Champaran district of Bihar, India, during the period of the British Raj. ️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️ Jab Neel ka Daag Mita: Champaran 1917, by author Pushyamitra expresses such events about the plight, Bihar farmers faced and the fight towards freedom which Bapu led.