India’s prime minister uses the G20 summit to advertise his global reach and court voters at home

NEW DELHI (AP) — Major roads in New Delhi are teeming with giant posters and billboards announcing India’s presidency of this week’s summit of the Group of 20 nations. And one leader’s picture — smiling benignly from every traffic circle — stands out from the rest: Prime Minister Narendra Modi.

Modi is also on the front page of major newspapers, and Indian TV channels are flashing his picture, accompanied by the Hindi word “Vishwaguru” — a leader of the world. In public speeches, his ministers are touting him as a steward of a…