WWII: Italy By nolah.moyer2024 1925 Benito Mussolini Benito Mussolini becomes fascist dictator of Italy May 22, 1939 The "Pact of Steel" was signed Sep 27, 1940 The "Tripartite Pact" Signed May 9, 1943 The Invasion of Sicily Jul 25, 1943 Pietro Badoglio He becomes Prime Minister of Italy Sep 8, 1943 Italy leaves WWII Oct 13, 1943 Italy Joined WWII Italy joined the war after Germany invaded Rome Jan 17, 1944 The Battle of Monte Cassino Jan 22, 1944 The Battle of Anzio Feb 10, 1947 The Treaty of Peace with Italy signed