A papal and Spanish attempt upon Ireland in the same year was foiled at Smerwick.
The committee rejected the demand, and Grosseteste foiled an attempt on the king's part to separate the clergy from the baronage.
A victory in the Dunes by Turenne, now reinstalled in honor, and above all the conquest of the Flemish seaboard, were the results (June 1658); but when, in order to prevent the emperors intervention in the Netherlands, Mazarin attempted, on the death of Ferdinand III., to wrest the Empire from the Habsburgs, he was foiled by the gold of the Spanish envoy Peflaranda (1657).
His plans were foiled by the courage of Arminius and the inability of the Roman exchequer to pay a larger army.
The plan was foiled in part by his own lack of military skill, but chiefly through the heroic resistance of Vienna and its timely relief by John Sobieski, king of Poland.