He took a laurea in political science, serving as secretary of the Gruppi universitari fascisti in Forlì from 1936 to 1938, and then worked as a journalist.

[2] Romualdi served as a soldier in the Italian Army in the campaigns in Ethiopia and during the Second World War in Greece and Albania, where he was an infantry captain.

[4] Captured in 1948 his sentence was reduced to four years imprisonment and he was released in 1951, returning to his role as deputy secretary of the MSI.

[5] He also edited the journals Lotta Politica, Il Popolo Italiano and Ardito at various times and as MSI deputy secretary oversaw the modernisation of the party's internal structure and played a leading role in drafting their nine-point programme in 1967.

[3] Romualdi died in Rome of cancer on 21 May 1988, on the same weekend as his former colleagues and fellow Italian Fascist leaders Dino Grandi and Giorgio Almirante.