1830 Ferdinand publishes the Pragmatic Sanction of 1789 which abrogated the Salic law of 1713. Birth of Ferdinand’s daughter Isabella.

1832 Illness of Ferdinand. The queen Christina appointed regent. Ferdinand recalls the Pragmatic Sanction, thus restoring the rights of his brother Don Carlos. The queen recalls the exiled constitutionalists. Ferdinand cancels his revocation of the Pragmatic Sanction. Disturbances in favour of Don Carlos. Don Carlos exiled.

1833 Death of Ferdinand. Christina regent for Isabella II. The northern provinces revolt for Carlos. France and England recognise Isabella. Don Carlos assumes the title of Carlos V king of Spain.

1834 Ministry of Martínez de la Rosa, including moderate royalists and moderate liberals. The cortes summoned. Quadruple Alliance. France and England agree to support the young queens of Spain and Portugal against the pretenders Carlos and Miguel. A Spanish army invades Portugal and expels the Portuguese pretender. Carlos escapes to England. A savage guerilla war between Carlists and Christinos begins in Biscay and Navarre. Carlos returns. Mina given command of the queen’s troops.

1835 Mutiny of the guards in favour of the constitution of 1812. The Carlists become masters of all northern Spain. Dissension between the rival parties of moderates and radicals, or progressists, and anarchy in the southern provinces. Cloisters attacked and monks murdered by the Christinos. Semi-republican juntas formed in the cities. The Carlists defeated at Mendigorria. The war continues with increased savagery. Mendizabal minister.

1836 The convent law of Mendizabal suppresses the monastic orders, confiscating their goods. Mendizabal retires. The moderates in power. A British legion defeats the Carlists at Bilbao. At La Granja the soldiers force Christina to promulgate the constitution of 1812 and dismiss her ministers. The Christino general Espartero relieves Bilbao. The “royal expedition” of Don Carlos to Madrid is driven back to the north.

1837 The constitution modified by the cortes and made less democratic. Carlos enters Castile, but is expelled by Espartero.

1838 The moderates in power. Attempts at absolutist reaction.

1839 Maroto becomes Don Carlos’ chief adviser and opens negotiations with Espartero which lead to the treaty of Bergara, by which the insurgents agree to lay down their arms in return for an amnesty and confirmation of the fueros of Navarre and Biscay. Carlos escapes to France. The war continues two years longer in Catalonia and Valencia.