With new sources of uncertainty proliferating by the day, the world should brace for a broad economic slowdown or, at minimum, a lengthy period of slower growth.

After months of large-scale protests in Hong Kong, the city’s future as a bridge between mainland China and the outside world is in serious jeopardy. Fortunately, all sides share an interest in pursu…

The resurgence of separatism in Nigeria—a consequence of the federal government’s failure to provide security in the face of multiple threats—is stirring memories of the country’s deadly civil war.

Trade protectionism, together with fears over the national-security implications of technological development, are contributing to a balkanization of the world order. This is not good news for the Un…