When fighting broke out in 1914 between the Constitutionalists (Carranza, Obregón, etc.) and the Conventionalists (Villa and Zapata) following the Convention of Aguascalientes, the Constitutional Army numbered 57,000 men, to Villa and Zapata's 72,000 men. But as the Constitutionalists grew stronger, Villa and Zapata grew weaker.
In 1914, a conflict began between the Federal faction (led by Carranza, Obregón, etc.) and the traditionalist faction (led by Villa and Zapata) following the Aguascalientes Convention. Initially, the federal army had 57,000 soldiers, while the traditionalists had 72,000. Nevertheless, as the federal forces grew in power, the traditionalists' strength waned.