Columbia subject headings:
Riots--Spain--Aragon--History--16th century.
Spain--History--Philip II, 1556-1598.
Harvard subject headings:
Riots--Spain--Aragon--History--16th century.
Spain--History--Philip II, 1556-1598.
Princeton subject headings:
Aragon (Spain)--Politics and government--16th century.
Spain--History--Philip II, 1556-1598.