G-20 Osaka: A test of Abe’s high-wire friendship with Trump

The agenda Japanese Prime Minister Abe Shinzo has planned for this weekend’s Group of 20 summit in Osaka is an ambitious one – infrastructure, health care, rules of the road for e-commerce and data flow, and shoring up the global trading system and weakening global economy. New this year to the agenda are the “global aging crisis” and marine plastics, two issues of urgency to the summit’s fast-graying, archipelago host nation.

But as the world’s largest economies meet, Mr. Abe is likely to have in the back of his mind another goal that has been a top personal priority for more than two years: keeping Donald Trump happy, while preventing the disruptor-in-chief of the post-World War II order from straying any further than he already has from