 The subtitle "No Simple Victory" does therefore not just refer to the losses and suffering the allies had to endure in order to defeat the enemy, but also the difficult moral choice the Western democracies had to make when allying themselves with one criminal regime in order to defeat another.A field of pseudohistory has emerged which attempts to deny the existence of the Holocaust and the mass extermination of Jews in German-occupied Europe.The proponents of the belief, known as Holocaust deniers or "negationists", are usually associated with Neo-Nazism and their views are rejected by professional historians.