Siege of Puebla (1863)

BelligerentsFrance
Mexican EmpireMexican RepublicCommanders and leadersÉlie Forey
Félix Douay
François Bazaine
Leonardo Márquez
Juan Nepomuceno AlmonteJesús Ortega
Ignacio Comonfort
Felipe Berriozábal
Porfirio Diaz
Tomás O'HoránStrength 28,600 22,000Casualties and losses 1,150 killed and wounded 2,000 killed and wounded
12,500 captured

The siege of Puebla occurred between 16 March and 17 May 1863 during the Second French intervention in Mexico, between forces of the Second French Empire and forces of the Second Federal Republic of Mexico. The French were advancing toward Mexico City, and were blocked by Mexican troops at Puebla.