As the Christian reigns advanced towards the mainland territories, previously occupied by the Islam, many of the Muslim settlers reminded living in the conquered territory. These Muslims are known as the Mudejars.They lived in communities called Aljamas (Jewish quarter) or Moreria (old Muslim quarter)and were allowed to go on practicing their religion, they also have a degree of self-government and they used to work in most of the farming tasks and in the construction sector. They were the creators of a very particular style of architecture developed in the different reigns in the Mediaeval Spain and that it is known with the name of Mudejar.