To keep the Welsh out!
because after Edward III defeated Llewellyn of wales he built lots of castles in wales
Because Wales was considered an outcast to the English so they would never go looking for the King of England there.
Wales has alot of castles because it's been invaded so many times. Castles were built by the invaders to keep the local people under control and to stop any firther uprising/invasion. But despite them all - we are still here!!! Da ni yma o hyd!!!!
Wales itself is a single country so there are no countries in Wales.
so the army
Because he felt like it. only joking he wanted to be able to see what was going on around the country and he wanted to show people that he was powerful enough to defeat them if they tried to attack him.
The Castles in 1066 were used for:defence, homes,and they were used mainly by King William Duke Of Normandy to take over the country and he mostly built them on high ground to see a 10 mile radius over the land. so mainley the castles were used to take over england by force and if anybody stood in williams way; bascally they died. there was undreds of castles spread over the country but they were mainly by the borders os scotland and wales so that is anybody was to try and invade for either wales or scotland the castles were the first things they would have faced. but they were also placed on the edges of the countre, the seasides to add protection from being invaded by sea.
Because the number of castles is so great it is recommended to see the link below.
By 'other' you need to be specific about which mountains you are thinking of, there are many mountains in Wales, the highest of which is Snowdon in Snowdonia National Park, there are also mountains in the Brecon Beacons and Central Wales
Because there were many different kinds of wealthy people.
As of my last knowledge update in October 2023, there are approximately 15 McDonald's locations in North Wales. The number may vary due to new openings or closures, so it's always a good idea to check the official McDonald's website or local listings for the most current information.
William the conqueror use castles to control England because the castles shown power and defence. After the Harrying of the North, no one dared to attack the castles because they were to afraid. Also, the Churches were the biggest buildings so when William built the castles that were bigger than churches the people were amazed!