no it is not
Durin the time he was alive before he conquered England.
The construction of stone castles was a trend started by William the Conqueror in ancient England. He decided to have his castles built from stone as a display of power over the people, and to show his resolve to stay on their lands permanently.
The first stone castles were built in England after the Normans invaded. They were protection, status, and showed who controlled the area.
Stone and Mortar.
The first stone castle was built in the city of norwich in the 12th century by duke William of Normandy
The white tower of London
Normans
11th century. This is when Chepstow Castle began construction and Chepstow is the first stone castle made.
the stone castle has a mote and stone walls
yes, Skipton castle is a stone keep castle
Norwich tower was the first stone keep
William The Conqueror. Aka William of Normandy.