Japanese Prime Minister Shinzo Abe is positioned to push constitutional revision following his landslide electoral win, but his efforts will be challenged at home and abroad.

The Trump administration’s approach to ten critical global summits in the year ahead will show whether its pullback from multilateralism in 2017 was an aberration or the start of a new normal.

Brazil, Russia, India, China, and South Africa have created a meaningful partnership over the last several years, but the rivalry between the bloc’s two most powerful members poses an obstacle to gre…