The Roman first enterted Britain in 55 BC under Julius Caesar,Altough they did not being a permanent occupation until 43 AD, when Emperor Claudius sent a much better prepared force to subjugate the fierce British Celts.Despite a series of uprisings by the natives (including that of Queen Boudicca, or Boadicea in 61 AD),Britain remained part of interbreeding between the two peoples,athough the Romans never succeeded in penetrating into the mountainous regions of Wales and Scotland