Grazioli fought in the Royal Italian Army during World War I, being awarded a War Cross for Military Valor. He joined the Fascist movement in 1921, when he created a local section in Aurisina, and the National Fascist Party in 1921, holding various posts within the Party and reaching the rank of centurion (Captain) of the Voluntary Militia for National Security. In 1939 he became Federal Secretary of the Fascist Party for Trieste and a member of the Chamber of Fasces and Corporations.Marco Cuzzi, L'occupazione italiana della Slovenia (1941-1943), p. 32
