December 31, 2016 13:36 IST

Barack Obama and Vladimir Putin over the years

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U.S. President Barack Obama extends his hand to Russian President Vladimir Putin during their meeting at the United Nations General Assembly in New York September 28, 2015. Credit: Reuters
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U.S. President Barack Obama meets with Russian President Vladimir Putin during the G8 Summit at Lough Erne in Enniskillen, Northern Ireland June 17, 2013. Credit: Reuters
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Russian President Vladimir Putin meets with President Obama on the sidelines of the G20 Summit in Hangzhou, China, September 2016. Credit: Reuters
4 of 5 Barack Obama and Vladimir Putin,Barack Obama,Vladimir Putin,U.S. President Barack Obama,Russian President Vladimir Putin,Obama and Putin
Russian President Vladimir Putin and U.S. President Barack Obama share a toast during the luncheon at the United Nations General Assembly in New York, September 28, 2015. Credit: Reuters
5 of 5 Barack Obama and Vladimir Putin,Barack Obama,Vladimir Putin,U.S. President Barack Obama,Russian President Vladimir Putin,Obama and Putin
U.S. President Barack Obama (L) meets with Russia's Prime Minister Vladimir Putin in the residence Novo-Ogaryovo outside Moscow, July 7, 2009. Credit: Reuters