Following the creation of the Duchy of Normandy, the Normans were soon introduced to the castle and they built them in large numbers. In the mid-11th century, other Norman adventurers began carving out dominions for themselves in Southern Italy: some crossed to Sicily in 1061 and by 1091 had conquered the whole island. As in Normandy, they were keen to assimilate new ideas, including architect…
A detailed study of the English castles of the medieval period. The simple castles raised after the Norman conquest had been developed throughout 11th and 12th centuries, whilst the introduction of Islamic and Byzantine fortification techniques from the late 12th century led to further developments in castle architecture. These fortifications were to be well tested throughout the course of th…