The years just prior to World War II were fraught with tension, and in Those Angry Years Lynne Olson provides extensive detail on the players, both major and minor.
While one doesn’t have to be a copyright lawyer to enjoy author Robert Spoo’s Without Copyrights: Piracy, Publishing, and the Public Domain, it would certainly help.
“Gerald Kleinfeld and Lewis Tambs have chosen to highlight the relatively obscure service rendered by Spain to the German war effort on the Eastern Front.”
“. . . stereotype . . . of the fusty Oxbridge academic harrumphing at a changing world that does not correlate with his own. . . . not particularly funny.”