According to legend, Oxford University was founded in 872 when Alfred the Great happened to meet some monks there and had a scholarly debate that lasted several days. In reality, it grew up in the 12th century when famous teachers began to lecture there and groups of students came to live and study in the town.
But Oxford was a fortress as well as a town. In the event of war with the Danes all the men from the area were to gather inside the burgh. However this strategy was not entirely successful. In 1009 the Danes burned Oxford. However Oxford was soon rebuilt. In 1013 the Danish king claimed the throne of England. He invaded England and went to Oxford. In 1018 a conference was held in Oxford to decide who would be the king of England.
By the time of the Norman Conquest, there were said to be about 1,000 houses rn Oxford, which meant it probably had a population of around 5,000. By the standards of the time, it was a large and important town (even London only had about 18,000 inhabitants). Oxford was the 6th largest town in England. Oxford probably reached its zenith at that time. About 1072 the Normans built a castle at Oxford.
In the 12th and 13th centuries Oxford was a manufacturing town. It was noted for cloth and leather. But in the 14th and 15th centuries manufacturing declined. Oxford came to depend on the students. It became a town of brewers, butchers, bakers, tailors, shoemakers, coopers, carpenters and blacksmiths. In the later Middle Ages Oxford declined in importance.
In the 16th century Oxford declined further in terms of national importance, though it remained a fairly large town by the standards of the time. Oxford was economically dependent on the university. The students provided a large market for beer, food, clothes and