'Under the mantle of the Caudillo' is an essay written by the historian José Luis Rodríguez Jiménez. The essay presents Franco's Spain as the European country where the most senior officials and collaborators of the Third Reich hid.

The book is a journey through those secret lives marked by the European defeat of Nazism and fascism and individual fear of trials and possible executions. It is also a look at an uncomfortable reality for the Franco regime, which helped Nazis and collaborationists hiding in Spain.