Who are the Ukrainian integral nationalists?

Thierry Meyssan- Who knows the history of the Ukrainian "integral nationalists", "Nazis" according to the terminology of the Kremlin?

Who knows the history of the Ukrainian “integral nationalists”, “Nazis” according to the terminology of the Kremlin? It begins during the First World War, continues during the Second, the Cold War and continues today in modern Ukraine. Many documents have been destroyed and modern Ukraine forbids under penalty of imprisonment to mention their crimes.

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