Zazpiak Bat
Zazpiak Bat (Basque: "The seven [are] one") is a heraldic nickname for the Basque coat of arms which includes the arms of the seven Basque provinces, stressing their unity. It was designed by historian Jean de Jaurgain in 1897 for the Congrès et Fêtes de la Tradition basque celebrated at Saint-Jean-de-Luz.