1. Gandhi started the march on 12th March 1930 with 78 volunteers after Lord Irwin ignored his letter that had the demand for the abolition of the salt tax.
2. The march covered 240 miles over 24 days starting from Sabarmati to the Gujarati town of Dandi. Gandhi was accompanied by thousands of people.
3. He reached Dandi on 6th April, manufactured salt from the seawater, and violated the law.