text: During these conflicts, a British Auxiliary Legion led by Sir George de Lacy Evans assisted in lifting the siege of Bilbao.
full_question: During these conflicts, a British Auxiliary Legion led by Sir George de Lacy Evans assisted in lifting the siege of Bilbao. In one of these conflicts, 118 prisoners of war were shot by a firing squad at Heredia, an event that inspired the signing of the Lord Eliot Convention. During these wars, the aduaneros military force was founded by Tomas de Zumalacarregui. During the first of these wars, nearly 1,000 surrendering officers kept their ranks after Rafael Maroto and Baldomero Espartero signed the Convention of Vergara. These wars started after Ferdinand VII convinced the Cortes Generales to set aside Salic law and allow his daughter Isabella II to succeed him. For 10 points, name this series of civil wars in 19th century Spain named for the supporters of Ferdinand VII's brother.
first_sentence: During these conflicts, a British Auxiliary Legion led by Sir George de Lacy Evans assisted in lifting the siege of Bilbao.
raw_answer: Carlist Wars [or First Carlist War]