Correct Answer: 1928

Solution : The correct option is 1928 .

The Bardoli Satyagraha, also known as the Bardoli Movement, was launched in 1928. It was a nonviolent resistance movement in the Bardoli taluka of Gujarat, India, against the oppressive policies of the British colonial government, specifically the increase in land revenue. This movement played a significant role in the Indian independence struggle and contributed to the reputation of Vallabhbhai Patel as the Iron Man of India.