Newbury Castle is the name of an English adulterine castle

Castle

A castle is a type of fortified structure built in Europe and the Middle East during the Middle Ages by European nobility. Scholars debate the scope of the word castle, but usually consider it to be the private fortified residence of a lord or noble...

 built by John Marshal

John Marshal (Earl Marshal)

John FitzGilbert the Marshal was a minor Anglo-Norman nobleman during the reign of King Stephen, and fought in the 12th century civil war on the side of the Empress Matilda. Since at least 1130 and probably earlier, he had been the royal marshal to King Henry I...

 during The Anarchy

The Anarchy

The Anarchy or The Nineteen-Year Winter was a period of English history during the reign of King Stephen, which was characterised by civil war and unsettled government...

. The Castle is mentioned in the "L'Histoire de Guillaume le Marechal" (History of William the Marshall) wherein it describes King Stephen

Stephen of England

Stephen , often referred to as Stephen of Blois , was a grandson of William the Conqueror. He was King of England from 1135 to his death, and also the Count of Boulogne by right of his wife. Stephen's reign was marked by the Anarchy, a civil war with his cousin and rival, the Empress Matilda...

 as besieging the castle in 1152 and holding Marshal's son, William Marshal, as a hostage

Hostage

A hostage is a person or entity which is held by a captor. The original definition meant that this was handed over by one of two belligerent parties to the other or seized as security for the carrying out of an agreement, or as a preventive measure against certain acts of war...

 against Newbury's surrender. When the elder Marshal refused to comply, Stephen threatened to have the young boy catapult

Catapult

A catapult is a device used to throw or hurl a projectile a great distance without the aid of explosive devices—particularly various types of ancient and medieval siege engines. Although the catapult has been used since ancient times, it has proven to be one of the most effective mechanisms during...

ed over the walls. John, ("that child of hell

Hell

In many religious traditions, a hell is a place of suffering and punishment in the afterlife. Religions with a linear divine history often depict hells as endless. Religions with a cyclic history often depict a hell as an intermediary period between incarnations...

 and root of all evil" according to Henry of Huntingdon

Henry of Huntingdon

Henry of Huntingdon , the son of a canon in the diocese of Lincoln, was a 12th century English historian, the author of a history of England, Historia anglorum, "the most important Anglo-Norman historian to emerge from the secular clergy". He served as archdeacon of Huntingdon...

) responded defiantly, "I have the anvils and the hammer to forge still better sons." King Stephen wasn't so heartless though—he relented and the boy survived.

Despite appearing proudly on the town's coat of arms

Coat of arms

A coat of arms is a unique heraldic design on a shield or escutcheon or on a surcoat or tabard used to cover and protect armour and to identify the wearer. Thus the term is often stated as "coat-armour", because it was anciently displayed on the front of a coat of cloth...

, Newbury Castle doesn't appear to have been built in Newbury

Newbury, Berkshire

Newbury is a civil parish and the principal town in the west of the county of Berkshire in England. It is situated on the River Kennet and the Kennet and Avon Canal, and has a town centre containing many 17th century buildings. Newbury is best known for its racecourse and the adjoining former USAF...

, England at all, but four miles away in the village

Village

A village is a clustered human settlement or community, larger than a hamlet with the population ranging from a few hundred to a few thousand , Though often located in rural areas, the term urban village is also applied to certain urban neighbourhoods, such as the West Village in Manhattan, New...

 of Hamstead Marshall

Hamstead Marshall

Hamstead Marshall is a village and civil parish in the English county of Berkshire. Although the village name is spelt Hamstead Marshall, the alternative Hampstead Marshall was quite commonly used in the past, and remains the official name of the civil parish...

. There, the motte

Motte-and-bailey

A motte-and-bailey is a form of castle, with a wooden or stone keep situated on a raised earthwork called a motte, accompanied by an enclosed courtyard, or bailey, surrounded by a protective ditch and palisade...

s of three castles can be found, which would be consistent with the general tactics of siege warfare during this medieval period. Today there is little left to see.