Question: Mexican general, Gregorio Ruiz, fought against the ensuing empire of the younger brother of the Austrian emperor Francis Joseph I, the only what of the Second Mexican Empire?
Sentence (from "Guadalupe Victoria"): Guadalupe Victoria (] ; 29 September 1786 – 21 March 1843), born José Miguel Ramón Adaucto Fernández y Félix, was a Mexican general and political leader who fought for independence against the Spanish Empire in the Mexican War of Independence.
Relevant evidence: No