The November 20, 1910 initiates the call Mexican Revolution under the leadership of Francisco Madero, "Pancho Villa", Emiliano Zapata and Venustiano Carranza, one of the most emblematic. The uprising began a civil war for more than 10 years against the large estates and the long dictatorship of Porfirio Diaz-hero of the Battle of Puebla against the troops of Napoleon III and promoter of economic growth that will increase social inequalities for over 30 years, and in favor of social rights, which meant more than a million Mexicans killed in battle. Indeed, under the command of Francisco I. Madero, at different points of the Republic weapons shouting "effective suffrage, no reelection" they arose, demanding the resignation of General Porfirio Diaz. While the nation, in addition to these civil and political rights, demanded the essential democratic and social principles such as equality, justice, equality and freedom. The Mexican Revolution and laid the foundation for building a socially democratic nation.