October 1, 1913 · Coahuila / Durango, Northern Mexico Theater

Villa's División del Norte captured Torreón, the most important railroad junction in northern Mexico, after a week of intense fighting. Control of the railroad nexus connecting Chihuahua, Coahuila, and Durango was crucial for supplying and moving armies across the vast northern desert. The capture also placed the División del Norte astride the main supply lines to Mexico City. During the battle and its immediate aftermath, Villista troops and local Maderista supporters massacred approximately 300 Chinese immigrants in the city — a pogrom that remains one of the darkest atrocities of the Revolution.

May 8, 1911 · Chihuahua, Northern Mexico Theater

Pancho Villa and Pascual Orozco captured the border city of Ciudad Juárez from federal troops in a battle Madero had ordered them NOT to fight — they began it anyway and won. The capture of the largest border crossing between Mexico and the United States was a political earthquake. Within two weeks, Porfirio Díaz had resigned and sailed for exile. The battle lasted three days and cost approximately 600 casualties on both sides.

March 23, 1912 · Chihuahua, Northern Mexico Theater

After turning against Madero's government, former revolutionary general Pascual Orozco — Villa and Orozco had been allies at Ciudad Juárez — defeated a federal army at Rellano, killing the federal commander General González Salas. The battle demonstrated that the revolutionary factions were already fracturing and that Madero faced enemies from within the revolutionary movement as well as conservative opposition. Villa, still loyal to Madero, was dispatched to fight his former ally Orozco.

February 9, 1913 · Mexico City Theater

From February 9–18, 1913, Mexico City became a battleground as rebel generals Félix Díaz and Bernardo Reyes attempted a coup against President Madero. Madero appointed General Victoriano Huerta to suppress the revolt. Instead, Huerta secretly negotiated with the rebels — brokering the Pact of the Embassy in the U.S. Ambassador's residence — and turned his guns on Madero. Artillery exchanges in the city center killed thousands of civilians. Madero was arrested, forced to resign, and then shot by Huerta's men on February 22. The cynical deal became known as the 'Pacto de la Embajada,' forever tainting U.S. Ambassador Henry Lane Wilson.

June 23, 1914 · Zacatecas, Central Mexico Theater

Defying orders from Carranza to halt his advance, Villa launched a massive assault on Zacatecas with 23,000 men — the largest battle of the entire Mexican Revolution. The federal garrison of 12,000 men was annihilated in a single day of fighting. More than 6,000 federal soldiers were killed, thousands captured, and the División del Norte suffered approximately 3,000 casualties. Zacatecas fell in less than eight hours of fighting. The road to Mexico City was open, but Carranza — fearing Villa's political power — refused to supply him with coal for the trains.

October 10, 1914 · Aguascalientes, Central Mexico Theater

The revolutionary factions attempted to create a unified government at a grand convention in Aguascalientes. Villa's División del Norte and Zapata's Ejército Libertador del Sur formed an alliance against Carranza. The convention voted to remove Carranza as First Chief and appointed Eulalio Gutiérrez as provisional president. Carranza refused to recognize the convention's authority and withdrew his forces to Veracruz. The failure of Aguascalientes meant the revolutionary forces would now fight each other in a second, even bloodier civil war.

April 6, 1915 · Guanajuato, Central Mexico Theater

Fought in two engagements (April 6–7 and April 13–15, 1915), the Battle of Celaya was the decisive military confrontation of the Mexican Revolution. Obregón, who had studied reports from the Western Front, dug trenches, strung barbed wire, and positioned machine guns in fortified emplacements around Celaya. Villa attacked with the mass cavalry charges that had overwhelmed every previous opponent. The machine guns slaughtered the horsemen; in the second engagement alone, Villa lost 4,000 killed, 5,000 prisoners, and all his artillery. Obregón lost his right arm to a grenade in a subsequent engagement but survived.

March 9, 1916 · New Mexico, United States / Chihuahua border Theater

Before dawn on March 9, 1916, approximately 500 Villista raiders crossed the U.S. border and attacked the small town of Columbus, New Mexico, and the adjacent Camp Furlong military base. They burned the Commercial Hotel, looted stores, and engaged in a gun battle with the 13th Cavalry Regiment. When the fighting ended, 18 Americans were dead (10 civilians, 8 soldiers) and approximately 90–170 Villistas had been killed or wounded. Villa's motivation remains debated: revenge for American arms dealers who took his money without delivering weapons, fury at Wilson's recognition of Carranza, or a calculated provocation designed to draw the U.S. into Mexico and destabilize Carranza.

March 15, 1916 · Chihuahua, Northern Mexico Theater

President Wilson ordered General Pershing into Mexico with approximately 10,000 troops to capture or kill Villa. The expedition penetrated up to 400 miles into Chihuahua over eleven months. Pershing deployed cavalry, infantry, supply trucks (one of the first American military uses of motorized transport), and aircraft from the 1st Aero Squadron — but the fragile Curtiss JN-3 biplanes were useless in mountain winds and all were soon grounded. Villa melted into the mountains, aided by locals who refused to inform on him. At Carrizal in June 1916, U.S. troops exchanged fire with Mexican federal forces, nearly triggering open war. Wilson ordered withdrawal in January 1917.

December 1, 1916 · Querétaro, Central Mexico Theater

Carranza convened a constitutional convention in Querétaro to replace the 1857 constitution and provide his regime with legal legitimacy. He expected a moderate document ratifying his presidency and the Constitutionalist program. Instead, radical delegates — many of them young officers and labor activists radicalized by years of revolutionary war — wrested control of key committees and inserted far more radical provisions than Carranza had intended. Article 27 placed all subsoil resources (oil, minerals) under national ownership and enabled land reform. Article 123 established labor rights unprecedented in the Americas. Article 130 sharply restricted the Catholic Church. The constitution was signed on February 5, 1917.

April 10, 1919 · Morelos, Southern Mexico Theater

Carranza's government, unable to defeat Zapata militarily after years of fighting in Morelos, arranged his assassination through a deception. Colonel Jesús Guajardo, a Constitutionalist officer, pretended to defect to the Zapatistas, attacking a federal detachment and presenting Zapata with captured rifles as proof of his loyalty. Zapata was convinced to meet Guajardo at the Hacienda de Chinameca on April 10, 1919. As he rode into the hacienda courtyard with a small escort, soldiers hidden in the buildings opened fire. Zapata was killed instantly, shot multiple times. His body was photographed and displayed publicly to prove he was dead — but for years, many Morelenses refused to believe it.

July 20, 1923 · Parral, Chihuahua Theater

On July 20, 1923, Pancho Villa was ambushed in his Dodge touring car on a street in Parral, Chihuahua, by eight gunmen who fired approximately 150 bullets into the vehicle. Villa and three of his companions were killed instantly. Villa had accepted amnesty in 1920 and retired to a hacienda in Canutillo, but his continued popular prestige and his public support for Adolfo de la Huerta against the Obregón government made him dangerous. The assassination was ordered by powerful figures in the Mexican political establishment — Plutarco Elías Calles and possibly Obregón himself are suspected, though no definitive evidence emerged. Villa was 45 years old.