Columbia subject headings:
Catholic Church--Relations.
Catholic Church--Spain--History.
Conversion--Catholic Church--History.
Spain--Church history.
Harvard subject headings:
Princeton subject headings:
Catholic Church--Spain--History.
Catholic Church--Spain--Relations.
Christianity and other religions--Spain.
Conversion--Catholic Church--History of doctrines.
Other (Philosophy)--Religious aspects--Catholic Church--History of doctrines.
Religious tolerance--Spain--Catholic Church--History of doctrines.
Spain--Church history.