Vladimir Putin and Narendra Modi held hands as they walked side-by-side to greet Xi Jinping at a summit designed to showcase China’s vision for a new world order. The Indian prime minister rode in the back of a car with his Russian counterpart and shared a picture of the pair embracing, saying it was “always a delight to meet President Putin”. Mr Xi, the Chinese president, has used the summit to present his vision for a new global security and economic order in a direct challenge to the United States. “We should advocate for equal and orderly multipolarisation of the...