Growth of peacekeeping

relative to 1990 level, 1948–2008

Info Edit

Growth of peacekeeping percent relative to 1990 level. Peacekeeping missions include those by the UN, by permanent organizations such as NATO and the African Union, and by ad hoc coalitions of states.

Source: Steven Pinker, The Better Angels of Our Nature (New York: Penguin Group, 2011). Pg. 314.