As pertains to the military officer plaintiffs in the
Barnett case, would Quo Warranto be necessary relief for them?
Perhaps a declaratory judgment from the Court finding Obama constitutionally unqualified to be president would suffice as relief for the military plaintiffs. Upon such a judgment, an officer sworn to uphold the Constitution could not recognize the purported President as CIC, and therefore would be under oath to not obey any order issuing from him.
Wouldn't any federal court have power to issue such a judgment? One would think so by a plain reading of Article III, Sec. 2 of the Constitution: The judicial power shall extend to all cases, in Law and Equity, arising under this Constitution...