Thousands gathered at Trafalgar Square for London's largest Diwali celebration, a vibrant display of Indian culture with food, music, and dance. Supported by Mayor Sadiq Khan, this event marks 23 years of grand Diwali celebrations. In this episode of Out Of Britain with Radhika Iyer, we explore how Diwali has become a landmark celebration in the heart of London, uniting diverse communities in a festive spirit.