From my cold dead hands, Manitoba
What's the Northwest Angle? It's this slice of Minnesota that's surrounded by Canada on three sides and the Lake of the Woods on the fourth 
(respect to the mapmaker for placing the state of Minnesota on equal typographic footing with the entire nation of Canada)
In the summer the 100 or so residents can only reach the rest of the U.S. by boat or by crossing two international boundaries. In the winter they can just zip across the frozen lake.
In 1998 U.S. Representative Collin Peterson, who still represents the district, proposed a Constitutional amendment to let Angle residents vote on secession to Manitoba, apparently over some sort of fishing dispute (h/t @nbminor) news.minnesota.publicradio.org/collections/ca…
