During much of the previous era of globalization, from the 1860s until the First World War, U.S. tariffs were surprisingly high. Present-day economic historians have suggested that U.S. protection as the result of a backlash against globalization that was the beginning of its decline. They have...

Free trade and protectionist doctrines have long had ambiguous relationships to bilateral trade deals, known throughout the nineteenth century as “reciprocity” arrangements. Henry C. Carey, “the Ajax of Protection” in the nineteenth-century United States, represents well the ambiguity...