Chinese leader Xi Jinping opened Wednesday’s high-stakes meeting with President Trump by ominously raising the prospect of a future war between the US and China.  Xi made reference to a geopolitical concept known as the Thucydides trap, which posits that there is a high probability of a violent clash when a rising power challenges the ruling hegemon.  “The whole world is watching our meeting,” Xi said inside Beijing’s Great Hall of the People, with Trump seated across the table .  Chinese leader Xi Jinping opened Wednesday’s high-stakes meeting with President Trump by ominously raising the prospect of a future war between the US and China.  AP “The whole world is watching our meeting,” Xi said inside Beijing’s Great Hall of the People, with Trump seated across the table.  AP “Currently, transformation not seen in a century is accelerating across the globe, and the international situation is fluid and turbulent,” he continued, according to one translation of his remarks.…