Abstract: While many have observed baseball’s longstanding resonance with U.S. domestic life, our national pastime has also figured prominently in how America has projected itself abroad—in its foreign, military, diplomatic and globalization policies. And vice versa: U.S. foreign policy has affected baseball, as well. For more than two centuries, baseball has shown up in surprising ways as America has emerged in the world, and then built itself into an empire. While baseball was played in America as fa...