The Novel

Why is this map plausible?
Reason No. 1: Former USA
Reason No. 2: History and annexation plans
Reason No. 3: Status of Nazi-controlled territories
Reason No. 4: Vichy France, Spain and Canada
Reason No. 5: The Mediterranean
Reason No. 6: Portugal

Author of the map

 

This map illustrates the background of the novel on
English language,
German language and
Danish language Wikipedia.