{{Short description|Church building in Burgos, Spain}}
[[File:Santa_Águeda_Burgos.JPG | thumb | right | A side facade of the church]]'''''Santa Gadea''''' ({{lang-langx|es|Iglesia de Santa Águeda}}) is a church dedicated to [[Saint Agatha]] in [[Burgos]], [[Spain]]. The church is famous in history and literature for being the site where Rodrigo Díaz de Vivar ([[El Cid]]) at the behest of the [[Kingdom of Castile|Castilian]] [[Cortes Generales|Cortes]], forced [[Alfonso VI of Castile|Alfonso VI]] to swear an oath that he was not an accomplice in the death of his brother, [[Sancho II of Castile|Sancho]] while he was besieging [[Zamora, Spain|Zamora]]. [[Romance XX|''Es el de la jura de Santa Gadea'']]<ref>{{cite [web | url=https://www.poesia-inter.net/indx0023.htm] | title=Romance Xx Es el de la Jura de Santa Gadea }}</ref> is the most notable Spanish medieval [[Romance (heroic literature)|romance]] about this event.
The church today is not the same as it was at the time of the swearing of the {{ill|esInterlanguage link multi|famous oath|es|3=Jura de Santa Gadea}}, but the place where the event took place is nevertheless marked by an inscription on a plate, positioned on the outside wall beside the church door.
==Notes==
Cabe destacar que la iglesia actual no es la misma que existía en la época de la famosa jura de Santa Gadea, aunque sí el lugar, como podemos apreciar por la placa que está colocada en la pared exterior junto a la puerta de entrada.
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==External links==
* [https://latorredehercules.blogia.com/2004/102805-la-jura-de-santa-agueda-el-cid-y-el-rey-.php A page which explains the history of the Oath and the dynastic and military battles behind it.]
