"I received my first map as a gift from my father when I was six years old," Mr Holubei, the founder of the Stop Mapaganda project, recalls. "We used to play a game: he would name a country or city, and I would look for it."

Mykola has retained his love for maps and considers the image of Ukraine's borders to be part of his identity. He now lives in Germany, where he has purchased dozens of maps from local shops that undercut this identity by depicting Crimea and / or Donbas as part of Russia or as disputed territories.

Now Mykola is going for million-dollar lawsuits against map publishers.

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