Maybe a French one,don't really know...Hey dude, thats really bad news...
You could try to make an norwegian. Someone in my pack suggested to make a norwegian texturepack. Or you could try to make a Modern Finnish pack... British or American is not a good idea, Dascumbag is currently working on a British and American version. (My British Car)
You need to choose popular countries. Romania is not that popular as you may think. Here's a small list
1. Finnish (Scandinavian)
2. British, American
3. Germans, French, Polish (Polish are still many)
4. Russian
5. ...