New Delhi, June 16 : Indian Prime Minister Narendra Modi is set to embark on official visits to the United States and Egypt from June 20th to 25th, as confirmed by the Ministry of External Affairs (MEA) today. The tour will commence in New York, where Modi will lead the International Day of Yoga celebrations at the United Nations headquarters on June 21st. The International Day of Yoga was designated by the UN General Assembly in December 2014.