Headlines from battlefields in Syria, Libya, Nigeria, Afghanistan, and Ukraine give the impression that the world is becoming ever more violent. Indeed, since 2013 the number of armed conflicts in the world and the number of battle deaths has risen. Fortunately, the long-term trends nevertheless driving the waning of war are still at work.
Gates, Scott; Håvard Mokleiv Nygård; Håvard Strand & Henrik Urdal (2016) Trends in Armed Conflict, 1946–2014, Conflict Trends, 1. Oslo: PRIO.