Or are you claiming that they don't know what the French or German flags look like?
Despite two wars in our history, it does not bother me.
Because it's a language selection screen for fucks sake, I'm not marrying anything, or committing to a lifelong alliance.
If selecting the "wrong" flag makes you feel anything other than the mildest annoyance, seek professional mental help.
Or are you claiming that they don't know what the French or German flags look like?