Coat of arms of Portugal I became a dragon, probably associated to the adoption of Saint George as the patron saint of Portugal. Until the 17th century, the dragon was represented in "or", but since then, it started to be represented in "vert". This change of color was probably due to the ascension to the throne, in 1640, of the House of Braganza, which had the green as its livery color, this also becoming the national color of Portugal. During the period of the House of Braganza, two dragons "vert" became frequently used as the supporters of the Portuguese Royal shield. Other of the external
Campo Maior, Portugal the garrison sided with Castile following the 1383–1385 Crisis. King John I of Portugal and Constable Nuno Álvares Pereira led their armies to Campo and besieged the town for six weeks, finally occupying it at the end of 1388. King John II (1481–1495) granted a new coat-of-arms to Campo Maior: a white shield, with the Arms of Portugal on one side, and John the Baptist, patron saint of the town, on the other side. In 1512, King Manuel I renewed the charter ("foral") of Campo Maior. From the late 15th Century, many of those persecuted by the Inquisition in Castile