The Southsea Castle was built in 1544 A.D., which was in the 16th century A.D.
Framingham castle was built in the late 12 century.
Kidwelly Castle was built in the early 13th century.
it was built in the 13th century
It was built in the 11th century
The current castle was built in 1836 on the site of an 11th century castle.
Portchester was built in the 3rd Century by the Romans.
in the early 13th century
In the Middle Ages (5 Century to the 15th century)
Some were built in the 13th century.
Rochester castle was built during the Norman conquest. The actual year remains unknown.
Hedingham castle was built in the early 11th/ 12th century. x Nina :) x
Some other site says it was built in the 12th century.