Flags of Mathematical Nations: The People's Republic of Möbius
The People's Republic of Möbius flies a Möbius-strip flag: 'One nation! One side!'
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Cartoon by Ben Orlin, Math with Bad Drawings. https://cartoons.mathwithbaddrawings.com/2017-02-22-flags-of-mathematical-nations--flags-of-mathematical-nations-the-people-s-republic-of-m-bius/ (CC BY-NC 4.0)Transcript
The People's Republic of Möbius [a Möbius-strip flag] Crowd: "One nation! One side! One nation! One side!"