Before It Became History | The Mexican-American War Begins: Lincoln, Polk, and a War's Uncertain Origins

A skirmish on disputed land. A president's claim that blood had been spilled on American soil. In 1846, that argument pushed the U.S. and Mexico into war within weeks — one Congress itself would keep arguing over for years to come. Before It Became History, a podcast series from the Sandra Day O’Connor Institute, explores the people and moments that shaped the American story. Each episode looks beyond the legend to examine the decisions, conflicts, and ideas that tested the promise of liberty...