Risking Immeasurable Harm: Immigration Restriction and U.S.-Mexican Diplomatic Relations, 1924-1932

The debate over restricting the number of Mexican immigrants to the United States began early in the twentieth century, a time when U.S.-Mexican relations were still tenuous following the Mexican Revolution and when heated conflicts over mineral rights, primarily oil, were raging between the two nations. Though Mexico had economic reasons for curbing emigration, the racist tone of the quota debate taking place in the United States offended Mexicans’ national pride and played a large part in...