Diwali is one of the most popular festivals in Hindu countries. It is also known as the Festival of Lights and it symbolizes the victory of good over evil. The lamps are lit as a sign of hope and celebration. The celebration of this festival lasts for five days and five nights during the Hindu month of Ashwayuja.
Hinduism is one of the world's largest religions, followed by one billion people making it the third largest religion in the world. Most of the Hindus are in the Indian subcontinent. Nevertheless, they are not a religious majority except in India and Nepal. India has a Hindu population of 890 million.