The brief video of Prime Minister Narendra Modi holding hands with Chinese leader Xi Jinping and Russian President Vladimir Putin at the Shanghai Cooperation Organisation (SCO) summit in Tianjin has gone viral. The three-way handshake, occurring against the backdrop of US President Donald Trump’s relentless effort to bully friend and foe alike, symbolises a moment when major powers are jockeying for geopolitical advantage. Yet a photo-op does not a grand alliance make. If anything, the impracticality of a Eurasian coalition against America is highlighted by Modi’s absence from China’s spectacular military parade in Beijing on Wednesday to mark its victory...