175 Years of Border Invasions: The Anniversary of the U.S. War on Mexico and the Roots of Northward Migration
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175 Years of Border Invasions: The Anniversary of the U.S. War on Mexico and the Roots of Northward Migration

Amid renewed fear mongering about an “invasion” at the U.S.-Mexico border, this week’s 175th anniversary of the 1846–1848 war the U.S. government instigated with Mexico is a reminder that throughout U.S. history, invasions have gone almost exclusively from north to south, not vice versa.