French Intervention in Mexico

The Battle of the Cumbres de Acultzingo pitted French forces marching on Mexico City against the republican Mexican army commanded by Zaragoza. The better-equipped French troops attempted to force a passage through the mountains to continue their advance. The engagement took place in steep, difficult terrain favorable to the Mexican defense. Despite this, the French managed to drive back the defenders and secure the pass.

After the failed assault on Puebla, French troops withdrew toward Orizaba. On 13 June 1862, a French detachment under General Lorencez attempted to secure the position of Cerro del Borrego, a strategic hill overlooking the Orizaba valley. However, Mexican troops led by Zaragoza laid an ambush, attacking the summit quickly before the French had time to entrench properly.

The Battle of Puebla pitted the French army against the young Mexican Republic during the French intervention in Mexico. Although French troops were better equipped and trained, they encountered fierce resistance on the heights of Puebla, strongly fortified. General Lorencez launched several frontal assaults that failed against the endurance and tenacity of the Mexican defenders, supported by the local population. This surprising defeat was a setback for French prestige in Latin America.

In the months following the capture of Puebla and Mexico City, French troops extended their control toward the south and west of the country. At San Lorenzo, in the State of Guerrero, they faced a Mexican republican army entrenched in a fortified village. General Bazaine led a joint attack with Mexican conservative forces to disperse this threat to supply lines toward Acapulco. The engagement was intense and brutal, but French tactical and material superiority eventually forced the republican forces to retreat.

After the failure of 1862, the French launched a new campaign against Puebla, this time with a far superior and better-prepared force commanded by General Forey. The siege lasted two months and involved violent urban combat, especially around Mexican defensive redoubts and bastions. After several unsuccessful assaults, the French broke enemy lines and entered the city, forcing the Mexican surrender on 17 May 1863.

The Battle of La Loma marked a strategic success for Franco-Mexican imperial forces in the Michoacán region. General Bazaine, commander-in-chief of the French expedition, engaged an expeditionary corps to drive back the well-entrenched republican troops of General Arteaga on the heights. Thanks to a coordinated attack involving several columns, the French managed to take control of the fortified position.

The Battle of Tacámbaro pitted a detachment of the Belgian Legion, serving the Mexican Empire, against a republican force far superior in numbers. The Belgian contingent, sent to occupy the town of Tacámbaro and protect populations loyal to the empire, found itself encircled by Nicolás Régules's troops. After an entire day of fierce combat, the legionnaires were forced to surrender. This engagement became a symbol of European involvement in the Mexican War.

The Battle of La Carbonera was one of the last major pitched battles of the French intervention in Mexico. Porfirio Díaz's republican forces, recently victorious at Miahuatlán, continued their campaign northward to liberate Oaxaca. At La Carbonera, they intercepted an important imperial column composed of French troops and Mexican conservatives led by Márquez and Berthelin. The battle quickly turned to the Republicans' advantage, who were better prepared and numerically superior.

The Battle of Chihuahua saw the last imperial French forces in northern Mexico attempt to resist republican reconquest. General Bazaine, in an organized withdrawal toward the coast, tried to slow Escobedo's advance to allow logistical evacuation. But republican numerical and moral superiority led to a foregone engagement.

The Battle of Cuesta de la Vacas marked another failure of Franco-Mexican imperial forces against the republican push in northern Mexico. French Colonel de Mangin attempted to block the road against republican General Ramón Corona, who was conducting a reconquest campaign toward the south.

The Battle of Miahuatlán pitted a Franco-imperial column in retreat against troops of Mexican General Porfirio Díaz, who was conducting an energetic counteroffensive in the State of Oaxaca. French forces, weakened by constant harassment and poorly positioned, fell into a skillfully organized ambush in the heights near Miahuatlán. Despite initial resistance, the imperial line disintegrated and survivors retreated in disorder.

The Battle of Santa Gertrudis marked an important defeat for French-backed imperial troops in northern Mexico. Colonel Berthelin, charged with securing strategic routes in Chihuahua, was attacked in coordinated fashion by Luis Terrazas's republican forces. The ambush and republican numerical superiority caught imperial troops off guard, leading to a disorganized withdrawal.