The party was founded in 1895 by Sabino de Arana y Goiri as a racist, Catholic party and currently describes itself as Basque, democratic, participative, plural, aconfessional and humanist.
See also: Batasuna, Eusko Alkartasuna, batzoki, JEL, ikurrina, Euzkadi, gudari, José Antonio Aguirre, Jesús de Galíndez, Carlism.