In a fast and furious year of devastating wars and high-stakes diplomacy, the historic meeting between Chinese President Xi Jinping and Indian Prime Minister Narendra Modi stands out as a potential harbinger of a new global order.In his first visit to China in seven years, Modi agreed with Xi that Asia’s two powers should be “partners” rather than “rivals”, on the sidelines of the Shanghai Cooperation Organisation summit in Tianjin.Modi stressed that “their differences should not turn into...