Very debatable, that one. San Marino's could be said to be older.
Isle of Man has the longest one that's been in continuous existance, althought it didn't have legislative powers for a time, so that mightn't count.
My DKY: A crocodile's tongue is attached to the top of its mouth.



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). Anyways, the Brits had discovered it decades before but kept quiet because the fishing was hugely profitable. The idea of finding a whole, massive new landmass and just not telling anyone is superb. 
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