Late 1910: Francisco Madero wrote "Plan of San Luis Potosí" as a call for all Mexicans to rise up against the dictator on November 20, 1910. Francisco Madero runs against sitting dictator Porfirio Diaz in 1910 election. Diaz imprisons Madero and declares himself the winner. Revolution begins. Francisco Madero persuades Pascual Orozco and Francisco "Pancho" Villa to join the revolution.
1911: Emiliano Zapata leads an awakening of townspeople in Morelos for land and water rights. Simultaneously armed revolts begin in other parts of Mexico. Orozco and Villa collect Ciudad Juárez. Madero wins the presidential election and is sworn into office. Complications soon arise between the original revolutionists over social and political beliefs.
1913: Pascual Orozco orders the rebellion in Chihuahua, in losing the gubernatorial election. General Victoriano Huerta, representing Madero, defeats Orozco and arrests Pancho Villa. Huerta leads the army against Madero, which is later apprehended. President Madero and Vice President Pino Suárez are assassinated. Huerta declares himself President of Mexico. The United States declares war against Huerta.
1914-1916 United States forces occupy Veracruz. Huerta steps down as President and runs to Europe on a German ship. World War I starts in Europe. The United States exits Veracruz. The United States recognizes Venustiano Carranza as the current President of Mexico. Pancho Villa robs Columbus, New Mexico in vengeance for the United States' remembrance of his enemy Carranza. Eight U.S. soldiers and 10 U.S. civilians lost their lives. General John J. Pershing leads a force into Mexico in a pointless search for Villa.
Taking on the 1917 Constitution, Mexico claiming all right over the area, issuing new rules to benefit organized labor and decreeing sanctions against the Catholic Church. The United States declares war on Germany.
1919-1920 Obregón announces his campaign for the presidency. Obregón declares himself in revolt against Carranza, whose support collapses. Obregón elected President. Obregón was sworn in as President. The Revolution ends.