The word Hindu is an exonym, and while Hinduism has been called the oldest religion in the world, many practitioners refer to their religion as Sanātana Dharma (Sanskrit: सनातन धर्म, lit.
Who is the leader of the Protestant Church?
Martin Luther, often called the father of Protestantism, fundamentally changed the Christian world through his force of will and new ideas. He tried passionately to reform the Catholic Church.