Religion and spirituality hold a significant place in Indian culture. The nation has been known for its spirituality from the past several centuries. Adi Shankara, a philosopher and theologian, is known for consolidating the doctrine of Advaita Vedanta and unifying and establishing the main currents of thought in Hinduism. Gautama Buddha, the primary figure in Buddhism, was a sage on whose teachings the religion of Buddhism was founded. Some Hindus regard Gautama as the 9th avatar of Vishnu. Mahavira, also known as Vardhamana, was the 24th and last tirthankara, a significant figure in Jainism. He traveled all over South Asia for three decades to teach Jain philosophy. In the late 15th century emerged Guru Nanak who became the founder Prophet of Sikhism and the first of the ten Sikh Gurus. He has been called "one of the greatest religious innovators of all time". Ramakrishna Paramahamsa, a natural mystic given to spiritual ecstasies from a young age, was regarded as an influential Indian mystic and yogi during the 19th-century. Osho Rajneesh, Kartar Singh Jhabbar, and Maulana Syed Sibte Hasan Naqvi were well-known spiritual and religious leaders of the 20th century. This section provides you information about the life and works of famous Indian spiritual & religious leaders.