Which emerging threat is the world missing right now?

After a truly horrendous year for international peace and security, this question will be even more important for the leaders, analysts and media gathering this week at the 51st Munich Security Conference (MSC).

A year ago, the war in Syria and the crisis in Ukraine were the international community's preoccupying challenges. But many of the participants in last year's MSC would likely now admit that they did not appreciate the true gravity of these events — let alone what might come next.