''La Isabelina'' is a historical novel by Pío Baroja, first published in 1921, set against the backdrop of 19th century Spain during the Carlist Wars. It follows Venancio Chamizo, a former friar turned teacher, as he navigates political intrigue and personal ambition while recounting his connections to the conspiratorial figure Aviraneta. The novel explores themes of liberalism and conservatism, reflecting the complex political landscape of the time through its diverse cast of characters and their interactions. Baroja's use of documentary sources, including insights from Aviraneta himself, adds depth to this portrayal of historical events and societal tensions.
