> Despite this, many academics link Rohan to one of the most powerful kingdoms of Anglo-Saxon England - Mercia, which was based in the Midlands where Tolkien spent much of his youth. Some also say the riders' names are rooted in the Mercian dialect.
"Tolkien identified at quite an emotional level with Mercia, and West Mercia in particular, and the language, and he put a lot of that into Rohan," says Mr Lyons.