From the decks of the English vessels bowmen poured their arrows into the crowded transports, others hurled quicklime into their enemies' faces, while the more active vessels crashed with their armed prows into the sides of the French ships.
The skill of the mariners of the Cinque Ports turned the day against the larger forces of their opponents, and the fleet of Eustace was utterly destroyed.

The royal army at once closed upon London, but resistance was really at an end.

By a treaty concluded at Lambeth in September Lewis promised to withdraw from England on payment of a sum which he claimed as debt; his adherents were restored to their possessions, the liberties of London and other towns confirmed, and the prisoners on either side set at liberty.

A fresh issue of the Charter, though in its modified form, proclaimed yet more clearly the temper and policy of the Earl Marshal.
[Sidenote: Hubert de Burgh] His death at the opening of 1219, after a year spent in giving order to the realm, brought no change in the system he had adopted.

The control of affairs passed into the hands of a new legate, Pandulf, of Stephen Langton who had just returned forgiven from Rome, and of the Justiciar, Hubert de Burgh.