Can the world be made more peaceful through commerce? Empirical studies of the impact of trade on military conflict have yielded conflicting results depending on the specific measures and empirical domains that scholars select for their studies. The article suggests that these varying results...

In this article, it is argued that interstate alliances function as public costly signals of state intentions to cooperate militarily, and as such, they should be expected to influence state expectations within dyads, between dyads, and across time. Accurate statistical modeling of interstate...

Drawing on Clausewitz's classical theory, we argue that the emergence of mass nationalism following the French Revolution profoundly altered the nature of the units constituting the interstate system, thereby transforming the conduct of interstate warfare. To validate these assertions—and thus...