Yes, to atone to the church for their consanguine marriage
William the Conqueror loved his wife Matilda. They were cousins and at first they were not allowed to get married. They then decided to build two churches in Normandy and therefore the Pope allowed them to get married.
=william the conqueror built his castles through out a time period starting in 1066=
The Tower of London.
castels made of wood
william the conqueror built dunster castle
one
He built his castle for him and his army to shelter in before a battle
The Tower of London, the White Tower, was built by William the Conqueror, in 1078.
was first built in 1067 a year after the battle of hastings
the first person to build a Mott and bailey was William the conqueror
William the conqueror built an Abbey to remember those who died.
so he could empasize the greatness of him being king.