Bahadur Shah Zafar was the last Mughal emperor of India
Samuel Colt was an American inventor and industrialist who invented the revolver
John Tyler has the distinction of being the first vice president, who went on to become the U.S
Martin Van Buren was the first American president who was born as the citizen of United States, free from the British colonial rule
Henry David Thoreau was an American writer, poet and a transcendentalist thinker, most famous for his classic book ‘Walden’.