North Korea’s test of an intercontinental ballistic missile during the week of the Hamburg summit injects an air of crisis into an already tricky set of meetings.

Talks later this year between President Serzh Sargsyan and President Ilham Aliyev can reduce the likelihood of renewed armed conflict between Armenia and Azerbaijan.

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.

The president’s first national security strategy eloquently sums up the U.S. role in the world and what should be done to defend it, but much of the document is at odds with what the president himsel…