But as a result of the Intelligence information he was receiving, Churchill withdrew support from the Royalist Chetniks and thenceforth gave exclusive support to the Partisans. Tito's headquarters became home to distinguished Allied agents like the Special Operations Executive’s Fitzroy Maclean, personally selected for the job by Churchill in a famous Memo of July 1943.
After end-of-war elections, Yugoslavia's Constituent Assembly deposed King Peter II on 29 November 1945 and declared a Republic. The Western Allies were happy to recognise it and for most of the next thirty five years enjoyed at least reasonable relations with Tito's communist Yugoslavia. Yugoslavia became a popular holiday destination for Ruritanian tourists.
With the secession of Montenegro in 2006, Yugoslavia finally ceased to exist. Instead - as Ruritania’s citizens discovered from Eurovision song contests – it disintegrated into Bosnia-Herzgovina, Croatia, the Former-Yugoslav-Republic of Macedonia, Montenegro, Serbia, Slovenia and – finally - Kosovo.
None of this - literally none of this - had been noticed in Ruritania's royal palaces. Nothing that had happened in the last seventy years impinged on its conviction that the Kingdom of Yugoslavia still existed with Alexander its Crown Prince