Thomas, Count of Perche, commanding the French troops, was killed and Louis was expelled from his base in the southeast of England.

In 1216, during the First Barons' War over the English succession, Prince Louis of France entered London and proclaimed himself King of England.

John died in the middle of the war, and his nine-year-old son Henry III was crowned King of England as successor to his father.

[citation needed] Medieval Lincoln was an ancient walled city with a Norman castle near its centre,[4] straddling the crossroads of two important Roman-built highways: Ermine Street and the Fosse Way.

These trans-England routes were historic and major arteries for national trade and government, making Lincoln a strategic location.

[3] Marshal's main force secured the north gate, while Breauté's crossbowmen took up high positions on the rooftops of houses.

This defeat greatly reduced the French threat to the English crown[7] and Prince Louis and his remaining forces returned to France.

[3] In September 1217, the Treaty of Lambeth forced Louis to give up his claim to the English throne and to eject Eustace's brothers from the Channel Islands.