Whose birthday is celebrated as International Day of Non-Violence?

Mahatma Gandhi

The correct answer is Option (4) - Mahatma Gandhi

The International Day of Non-Violence is celebrated on October 2^nd each year, which coincides with the birthday of Mahatma Gandhi. The United Nations established this day to honor his philosophy and strategy of non-violent resistance in achieving social and political change. Gandhi's approach to achieving social and political change through non-violent resistance has had a profound impact not only in India but also globally.