 Miguel Alemán Valdés, Ávila's successor, even had Article 27 amended to protect elite landowners.Mexico played a relatively minor role militarily in World War Two in terms of sending troops, but there were other opportunities for Mexico to contribute significantly.Relations between Mexico and the U.S. had been warming in the 1930s, particularly after U.S. President Franklin Delano Roosevelt implemented the Good Neighbor Policy toward Latin American countries.