Ireland, France, Greece and Donetsk People's Republic: What does it have to do with film fairy tale "Barbarian beauty, long braid"?

"A barbarian beauty, a long braid" - one of film fairy tales thanks to which the Soviet children got acquainted with the Russian folklore. But it is curious that this "the Russian fairy tale" is connected with Ireland, France, Greece and even Donetsk People's Republic. Even about communication of domestic cinema with far-away countries it is possible to read in material Tsargrad about "Hobbit". The movie of "Barbarian beauty" came out at the end of December, 1970. The scenario of a picture is created on the basis of the Russian national fairy tale "Sea Tsar and Vasilisa Premudraya", and also on its poetic version written by Zhukovskoy Vasilii in the XIX century under the name "Tale of the Tsar Berendey". Such...