He was the Italian ambassador to Greece during World War II, delivering Benito Mussolini's ultimatum to Greek prime minister Ioannis Metaxas on 28 October 1940.

He returned to the Ministry in 1913 and was subsequently sent to Helsingfors, first as Italian delegate and then as chargé d'affaires in the Inter-Allied Economic Committee (1919).

[1] He was chargé d'affaires in Guatemala in 1932, and returned to the Ministry in 1934 to work for the Press and Propaganda.

On 28 October 1940, following instructions received, he presented an ultimatum to General Ioannis Metaxas, Prime Minister and Greek dictator, in which Mussolini demanded that all of Greece be occupied by Italian troops.

In 1944 he joined the Italian Social Republic and was sent to Budapest, where he stayed only a few days.