Who married Infanta Maria Cristina of Spain (1833–1902)?

Infanta Maria Cristina of Spain and Portugal (5 June 1833 – 19 January 1902) was a daughter of Infante Francisco de Paula of Spain and his wife Princess Luisa Carlotta of the Two Sicilies. She became an Infanta of Portugal by her marriage to Infante Sebastian of Portugal and Spain.

Dom Sebastião Gabriel de Borbón y Braganza, (Rio de Janeiro, 4 November 1811 – Pau, 14 February 1875) Infante of Portugal and Spain, was an Iberian prince of the 19th century, progenitor of the Spanish ducal lines of Hernani, Ansola, Dúrcal and Marchena, and Carlist army commander in the First Carlist War.