A top US general’s description of South Korea as a “dagger in the heart of Asia” aimed at China has laid bare the differences in how Washington and Seoul view their alliance and Beijing. US Forces Korea commander General Xavier Brunson made the blunt remark in a podcast interview hosted by the US Army War College on May 22, drawing a backlash both from Beijing and from Seoul itself. South Korea’s presidential office said on Saturday that it was “aware” of Brunson’s remarks and that close...