Swami Vivekananda was a famous Indian Hindu monk, philosopher and chief disciple of Ramakrishna. He was born in 1863 in Kolkata and originally named Narendranath Dutta. He founded the Ramakrishna Math and the Ramakrishna Mission. He spent his life spreading Indian values and philosophy. He was a powerful speaker and prolific writer who authored over two dozen books on topics like Vedanta, Karma Yoga, Raja Yoga and Jnana Yoga. He is known for representing Hinduism at the 1893 Parliament of the World's Religions in Chicago, where his speech was very well received.