Do you know?

Salt - a symbol of freedom struggle: You know common salt as a substance which enhances the taste of food; it also has played a remarkable role in motivating the people towards freedom struggle. The tax levied by the British government on common food substance (salt),for both the poor and the rich, made them to become unite in the freedom struggle.
You must have heard about Mahatma Gandhi's Dandi March and about 'salt satyagraha' in the struggle for freedom of India.