Mahatma Gandhi- He was the pre-eminent leader of Indian nationalism in British-ruled India. Employing non-violent civil disobedience, Gandhi led India to independence and inspired movements for non-violence, civil rights and freedom across the world.
Rosa Parks: Change the world in a single bus ride? Rosa Parks did. Parks wasn’t the first oppressed American to refuse to give up her seat for a white passenger on public transit, but she was the one who sparked the Montgomery Bus Boycott.
Samuel Langhorne Clemens (November 1835 – April known by his pen name Mark Twain, was an American author and humorist. He wrote The Adventures of Tom Sawyer and its sequel, Adventures of Huckleberry Finn latter often called "the Great American Novel".