Faced with the shootdown of a military aircraft, how would U.S. decision makers respond? What if that aircraft were a drone? Much recent work argues that drones make the use of force more likely. The dominant argument is that removing pilots from harm’s way lowers the risk to friendly forces,

In 1914, Austria-Hungary launched what it thought would be a short punitive war against Serbia. The next thing it knew, it was involved in a war against Russia, Italy, France, Britain, and then the United States. Four years later, Austria-Hungary ceased to exist. If the Austro-Hungarian government