American allies warn division weakens deterrence in calls for global unity to meet new threats

SINGAPORE — American allies stressed the need for unity at a top defense conference Sunday, saying that as threats increasingly transcend regions, cooperation is more important than ever, even as Washington has become more critical of its traditional friends. U.S. President Donald Trump has been extremely harsh about NATO, and the comments at the Shangri-La conference came the day after U.S. Defense Secretary Pete Hegseth again chided Western European allies at the forum for not devoting e