That's a common stereotype I hear coming from english-speaking people, but it doesn't really translate to any meaningful behaviour in France. I'm afraid if such a rivalry actually persists, it is one-sided.
> The Britain and France have been adversaries for nearly a thousand years, after all.
Germany and France have been pretty cross too in the past, and bad feelings have died off in a generation. I wouldn't give too much credit to this kind of claims based on folk history.
I'm just hoping this whole Brexit shitshow will teach my country men some humility.
Source: French
Now, this is just for fun, but did you know that Queen Elizabeth's grandson is named "George Alexander Louis"? How fun would it be if he decided to call himself "King Louis I" when crowned?