Tolkien was not a chest beating nationalist. The defining experience of his life was a period was The Great War, in which young men were drafted and thrown into a meat grinder against other young men whom they'd probably could have been friends with over the petty cause of "national pride".

While they are within their rights to make this, we should also have the right to make something better with this setting and its characters. Thanks Disney for screwing up copyright law and effectively preventing much of anything from entering entering the public domain.