• President Trump is trying again to enlist China as a peacemaker in the bristling nuclear-edged dispute with North Korea. Our analyst looks at how Mr. Trump’s “fire and fury” and “locked and loaded” warnings have left many wondering about his strategy.

Here are some of the possible military scenarios against North Korea, and the consequences that military and diplomatic officials say they might spawn. Separately, Mr. Trump sought to reassure the governor of Guam, the U.S. territory threatened by Pyongyang, telling him that the threat had bolstered tourism “tenfold.”

It’s all a big gamble for Mr. Trump, coming as he plans to ratchet up conflict with Beijing over trade issues that have animated his political rise.