Obama, accompanied by his wife Michelle, folded his hands in a traditional "namaste" and waved before boarding Air Force One at the Palam airport where Union Minister Piyush Goyal and, Foreign Secretary Sujatha Singh, were among those present.

Obama and the US First Lady had planned a visit to the Taj Mahal but cancelled their trip to the world heritage site and instead decided to visit Saudi Arabia to pay condolences to the Royal family following death of King Abdullah.

Read More: Obama includes Republicans in big delegation to meet new Saudi King

In his talks with Prime Minister Narendra Modi on Sunday, both the leaders managed to remove the hurdles to operationalise the civil nuclear deal besides deciding to jointly produce military hardware and stepping up economic engagement.

In what Obama called a "breakthrough", the two sides resolved key hurdles pertaining to the liability of suppliers of nuclear reactors in the event of an accident and the tracking of fuel supplied by the US.

Also Read: Obama arrives in own vehicle for R-Day parade

Obama on Monday became the first US President to grace the Republic Day celebrations. He is also the first American President to visit India twice.

The American President on Tuesday addressed a Town hall event at Siri Fort Auditorium here during which he spoke on a range of issues and made a strong pitch for religious tolerance.

Read More: As it happened: Obama speech at Siri Fort Auditorium

Latest News from India News Desk