Quote Originally Posted by Philipvs Vallindervs Calicvla View Post
Despite waves of invasions and immigration the only province of the WRE where people do not speak Vulgar Latin today are Britannia where society actually DID collapse and Illyria.
Click image for larger version. 

Name:	250px-Tetrarchy_map3.jpg 
Views:	113 
Size:	24.7 KB 
ID:	15677
What about Pannonia, Transalpine Gaul and African coast provinces?