There’s a branch of mathematics that is intimately related to the interplay of diplomacy and warfare. Learn what game theory is and how it sways nations!
A great SMBC comic about the prisoner’s dilemma and ethics - http://www.smbc-comics.com/index.php?db=comicsandid=1899#comic
A Wired article about Nixon’s “Madman Theory,” and how it fell short - http://archive.wired.com/politics/security/magazine/16-03/ff_nuclearwar?currentPage=all
The real-life results of the prisoner’s dilemma - http://www.businessinsider.com/prisoners-dilemma-in-real-life-2013-7
The winning-Monopoly algorithm - http://www.amnesta.net/other/monopoly/