In the 1910 mexican election, a reformer named francisco madero challenged the reigning president, porfirio diaz, for office (1). when diaz saw that madero might win the election, he had the reformer arrested on false charges and declared himself the winner (2). after being released on bond, madero called for an armed uprising and joined forces with several local leaders; pascual orozco, francisco (pancho) villa, and emiliano zapata (3). disagreements and infighting among the group resulted in a failed coup d'état, and diaz remained president for another decade (4).