Cambridge Castle, locally also known as Castle Mound, is located in the town of the same name

Cambridge

The city of Cambridge is a university town and the administrative centre of the county of Cambridgeshire, England. It lies in East Anglia about north of London. Cambridge is at the heart of the high-technology centre known as Silicon Fen – a play on Silicon Valley and the fens surrounding the...

 in Cambridgeshire

Cambridgeshire

Cambridgeshire is a county in England, bordering Lincolnshire to the north, Norfolk to the northeast, Suffolk to the east, Essex and Hertfordshire to the south, and Bedfordshire and Northamptonshire to the west...

, England. Originally built after the Norman conquest

Norman conquest of England

The Norman conquest of England began on 28 September 1066 with the invasion of England by William, Duke of Normandy. William became known as William the Conqueror after his victory at the Battle of Hastings on 14 October 1066, defeating King Harold II of England...

 to control the strategically important route to the north of England, it played a role in the conflicts of 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 First

First Barons' War

The First Barons' War was a civil war in the Kingdom of England, between a group of rebellious barons—led by Robert Fitzwalter and supported by a French army under the future Louis VIII of France—and King John of England...

 and Second Barons' War

Second Barons' War

The Second Barons' War was a civil war in England between the forces of a number of barons led by Simon de Montfort, against the Royalist forces led by Prince Edward , in the name of Henry III.-Causes:...

s. Hugely expanded by Edward I

Edward I of England

Edward I , also known as Edward Longshanks and the Hammer of the Scots, was King of England from 1272 to 1307. The first son of Henry III, Edward was involved early in the political intrigues of his father's reign, which included an outright rebellion by the English barons...

, the castle then fell rapidly into disuse in the late medieval era, its stonework recycled for building purposes in the surrounding colleges

University of Cambridge

The University of Cambridge is a public research university located in Cambridge, United Kingdom. It is the second-oldest university in both the United Kingdom and the English-speaking world , and the seventh-oldest globally...

.