Re: Louisiana petitions Obama for secession.
Same places they do now? Why do you assume that relations between America an the newly sovereign states would be acrimonious?
While no State has ever left the country, some American territories have left to form new nations, and they continue to have quite good relations with America.
They did so with consent.
That's the issue right here and why it might be acrimonious.
When on Romulus, Do as the Romulans