The Democratic Party (Spanish: Partido Demócrata, PD) was a Spanish political party created in 1879 by former Emilio Castelar as a split from the Federal Democratic Republican Party to contest the Spanish general election held in the same year. In 1884 it was renamed as the Possibilist Democratic Party (Spanish: Partido Demócrata Posibilista, PDP).

You can help expand this article with text translated from the corresponding article in Spanish. (December 2017) Click [show] for important translation instructions. View a machine-translated version of the Spanish article. Machine translation, like DeepL or Google Translate, is a useful starting point for translations, but translators must revise errors as necessary and confirm that the translation is accurate, rather than simply copy-pasting machine-translated text into the English Wikipedia. Consider adding a topic to this template: there are already 5,024 articles in the main category, and specifying|topic= will aid in categorization. Do not translate text that appears unreliable or low-quality. If possible, verify the text with references provided in the foreign-language article. You must provide copyright attribution in the edit summary accompanying your translation by providing an interlanguage link to the source of your translation. A model attribution edit summary is Content in this edit is translated from the existing Spanish Wikipedia article at [[:es:Partido Demócrata Posibilista]]; see its history for attribution. You may also add the template {{Translated|es|Partido Demócrata Posibilista}} to the talk page. For more guidance, see Wikipedia:Translation.

In 1893 most of it merged into the Liberal Party.^[1]

• Liberalism and radicalism in Spain