fortress, which the Romans had built to protect the plain from the incursions of the mountaineers, became the advanced post which covered the mountain, as the last refuge of Cisastur Tribes.
Towards the year 846, a group of Mozarabs (Christians who did not flee from the Muslims and lived under the Muslim regime) tried to repopulate the city, but a Muslim attack prevented that initiative. In the year 856, under the Christian king Ordoño I, another attempt at repopulation was made and was successful. Alfonso III of León and García I of León made León city the capital of the Kingdom of León and the most important of the Christian cities in Iberia.
The Kingdom of León officially started as an independent Kingdom in 910, becoming an Empire who reached the Rhone river in the 12th century.
Sacked by Almanzor in about 987, the city was reconstructed and repopulated by Alfonso V, who Decree of 1017 has regulated its economic life, including the functioning of its markets. León was a way-station for pilgrims on the Camino de Santiago leading to Santiago de Compostela. With Alfonso V of León the city had the "Fueru de Llión", an important letter of privileges.
The Kingdom of León conquered the Leonese Extremadura, and was brought to their sisters by Fernando III, king of Castile, joining both crowns in 1230. His son, Alfonso X divided the kingdom again in his testament, but it was not accepted by the King of Castile, who rejoined both crowns. From 1296 to 1301. León was an independent kingdom again, and from then until 1833, when Spain was divided into regions and provinces, the Kingdom of León kept itself as a Spanish Crown territory, whose capital city was León apart from a short period, during which French troops invaded the Kingdom when it was Carracedo.
First democratic Parliament in 1188
In 1188, Alfonso IX of León joined in the city of León all the three states becoming
