The Camerons mark Diwali in London's Neasden temple
4 November 2013 Last updated at 21:22 GMT
Prime Minister David Cameron and his wife Samantha joined the Diwali celebrations at the Swaminarayan Temple in Neasden, London, the largest traditional Hindu temple outside India.
Known as the festival of lights, Diwali is recognised by millions of Hindus, Jains and Sikhs around the world.
Krystyna Gajda reports.