Britain's Prime Minister Theresa May, front centre, leads other leaders of the Commonwealth nations through St George's hall at Windsor castle, during the CHOGM Commonwealth Heads ...

Waiting for their private discussions session to start are, from left, India's Prime Minister Narendra Modi, Britain's Prime Minister Theresa May, Commonwealth Secretary-General Pa...

Prime Minister Narendra Modi with President of Gambia, Adama Barrow at a meeting on the sidelines of CHOGM 2018, in London.

Prime Minister Narendra Modi with his Australian counterpart Malcolm Turnbull, at a meeting on the sidelines of CHOGM 2018, in London.

Prime Minister Narendra Modi with his Bangladeshi counterpart Sheikh Hasina, at a meeting on the sidelines of CHOGM 2018, in London.

Britain's Queen Elizabeth II, greets India's Prime Minister Narendra Modi in the Blue Drawing Room at Buckingham Palace as the Queen hosts a dinner during the Commonwealth Heads of...

Businessman Bill Gates attends the Malaria Summit, during the Commonwealth Heads of Government Meeting, in London.

Britain's Prime Minister Theresa May welcomes Prime Minister of India Narendra Modi in Downing Street, London. Modi is in London to take part in the Commonwealth Heads of Governmen...

Britain's Prince Harry, right and Prime Minister Theresa May attend a Commonwealth Heads of Government Meeting Youth Forum in London.