Albert Frederick Pollard,
The Cambridge Modern History, Volume 2…
(1904)
“ But at length the havoc wrought among his Italian and Spanish troops by a mid-winter siege conquered even his obstinacy. With a grumble at the fickleness of Fortune who preferred a young King to an old Emperor, he raised the siege on January 1, 1553, and turned his back on his German dominions for ever. Success in the war with France would have meant a renewed effort to divide and crush the Lutheran Princes, to rivet the Spanish succession on Germany, and to restore the Catholic faith. Charles' failure left Germany free to settle these questions herself. ”
