Secret War in Portugal [1939-1945]
For SOE [British Special Operation Executive] 24 Land was the code name for Portugal

German Legation in Lisbon, 1940

Oswald von Hoyningen-Huene, German Ambassador at Lisboa wrote for the magazine of the Lisbon Council in 1940 about the city of the Tagus. The text can be read here.
The Palace where the Legation was instaled remains there. Today is - oh tempora! - belongs to the Communist China Embassy! -