Portugal–Spain relations of Enlightenment. Until then the word Spain (Hispânia) was only a geographic location referring exclusively to the Iberian peninsula. It was only in the constitution of 1812 that the name "Españas" (Spains) was adopted for the country along with the use of the title of "king of the Spains". The constitution of 1876 adopts for the first time the name "Spain" for the Spanish state and from then on the kings would use the title of "king of Spain". Portugal, Castille and Aragon were allies in the "Reconquista" in which they reconquered land from the Muslim Moors in the south
Castles in Portugal towers. By 1249 the Moors had been expelled from southern Portugal and the nation became the first in Europe to take on its modern borders. The focus of Portuguese castles during this period shifted from lines along east to west flowing rivers, to the towns along the long Portuguese border with rival Castile. The pinnacles of this period were the 13th-century castles built under King Denis, who rebuilt almost every major castle in the land. Until Denis, Portugal’s castles were usually just a three-story keep with one or two rings of walls. New tower keeps were built like the one