In rush of tests, North Korea’s timing chafes China – and its US relations

North Korean leader Kim Jong-un seems to enjoy overshadowing Chinese President Xi Jinping’s meticulously choreographed appearances in the global spotlight.

On April 4, a missile was launched one day before Mr. Xi’s high-stakes first meeting with President Trump, who welcomed his Chinese counterpart to his Mar-a-Lago resort in Florida. In May, he launched a ballistic missile hours before Xi delivered a keynote speech to dozens of world leaders who had gathered in Beijing for a two-day forum on China’s signature One Belt, One Road initiative, a $900 billion infrastructure and trade project expanding the country’s influence across three continents.

Then, on Sunday,