Complex sentence: To have been a Muslim territory reconquested once already produced a repopulation by Leonese, Basque and Cantabrian families, it also created an important core Jew population within the city and making it prosperous and with high levels of economic and cultural.
Split into simpler sentences: To have been a Muslim territory reconquested once already produced a repopulation by Leonese, Basque and Cantabrian families. Also creates an important core Jew within the city and making it a prosperous population and with high levels of economic and cultural.