Qor faahfaahin faahfaahsan oo ku saabsan faqradan - Cardinal Vicar waxaa loo sareeyay Cardinal Bishop of Velletri-Segni 22kii Maarso 1917, wuxuuna ka mid ahaa kardinalkii doortay mid kale, kii 1922
, taasoo keentay in la doorto Pope Pius XI. Sanadkii 1923, wuxuu booqashooyin kala duwan la yeeshay Filippo Cremonesi, oo ah wakiil ka tirsan boqortooyada, oo u adeegay duqa magaalada Rome 1922 ilaa 1926. Dhacdooyinka kale, Pompili wuxuu u adeegay sida wakiilka baadari ee furitaanka (24 Diseembar 1924) iyo xiritaanka (24 Diseembar 1925) albaabka quduuska ah ee Lateran Basilica. 9-kii Luulyo 1930, waxaa loo magacaabay Ku-xigeenka Kuliyadda Cardinals-ka, isagoo ku sii jiray jagadaas illaa dhimashadiisii.