John A. Vasquez explains the processes that cause the spread of interstate war by looking at how contagion worked to bring countries into the First World War. A

From 1898 onward, the expansion of American militarism and empire abroad increasingly relied on black labor, even as policy remained inflected both by scientifi

Photographs, maps, and eyewitness accounts describe the War in Vietnam.

DIVShows how narratives of contagion structure communities of belonging and how the lessons of these narratives are incorporated into sociological theories of c