The largest yoga lesson involved 35,985 participants at an event organised by the Ministry of AYUSH, Government of India (India) on the occasion of the first International Day of Yoga, on Rajpath, New Delhi, India, on 21 June 2015.
The event was organised on a 1.4 km segment of the iconic Rajpath in the centre of New Delhi and 32 LED screens were streaming the live images of four instructors on the main stage. The event was opened with a speech by Prime Minister Narendra Modi, who later participated practising yoga for the duration of the lesson. The event included (roughly) 5,000 school children, 5,000 national cadet corps, 5,000 central army forces, 1,200 women police officers, 5,000 union ministers and similar, 5,000 diplomats and foreign nationals, 15,000 from yoga institutions. To ensure that all participants perform Yoga to the best of their abilities, the Monistry shared a video of exercises to participants 2 months before the event to practice. Earnst and Young validated the count using a barcoded ticketing system and a hierarchy of supervisors, zone capitains and 953 stewards scattered across the entire site.