Baldomero Fernández-Espartero y Álvarez de Toro was a Spanish marshal and statesman. He served as the Regent of the Realm, three times as Prime Minister and briefly as President of the Congress of Deputies. Throughout his life, he was endowed with a long list of titles such as Prince of Vergara, Duke of la Victoria, Count of Luchana, Viscount of Banderas and was also styled as "the Peacemaker".

The Reign of Isabella II of Spain has been seen as being essential to the modern history of Spain. Her reign spanned the death of Ferdinand VII of Spain in 1833 until the Spanish Glorious Revolution of 1868, which forced the Queen into exile and established a liberal state in Spain.