was Emilia Pardo Bazán a journalist? and where?

She wrote both short stories and novels. Her work "Los Pazos de Ulloa" is about the history of a?

Yes, Emilia Pardo Bazán was a journalist. She wrote for various newspapers, including La Época, La Ilustración Ibérica, and La Nación. "Los Pazos de Ulloa" is about the history of a decaying noble family in Galicia, Spain.