There is no particular year, but most castles had fires to keep warm. For more information on life in castles read this:
http://www.castles.org/Kids_Section/Castle_Story/inside.htm
middleages
the first castles were built in aroundAD900.
The Normans introduced the first proper castles, starting with the wooden Motte and Bailey castles to England following their victory at The Battle of Hastings in 1066.
Later castles were castles introduced in the beginning of the the Tudor period. They were not used as fortresses but as a kind of palace. Raglan castle is a famous Later Castle.
They were 1st introduced in China. The year is disagreed on. anywhere from 500bd to 11ad is what ive heard. -RO
They have thick stone wallsThey have fire as there heating
sand castles live in Spain with gorillas
As fortification, to repel potential invaders. Also, they were good publicity.
the castles that were back in medieval started in 2012 :)
They stopped being effective when gunpowder was introduced
Castles ceased to be built due to gunpowder being introduced to the Europeans from China and the invention of cannons, which resulted in castles being easily destroyed and the occupiers defeated. Castles ceased to be built due to gunpowder being introduced to the Europeans from China and the invention of cannons, which resulted in castles being easily destroyed and the occupiers defeated.
1847