Badoglio, Pietro 1871-1956. Italian soldier and Fascist politician. A veteran of campaigns against the peoples of Tripoli and Cyrenaica, in 1935 he became commander in chief in Ethiopia, adopting ruthless measures to break patriot resistance. He was created viceroy of Ethiopia and duke of Addis Ababa in 1936. He resigned during the disastrous campaign into Greece 1940 and succeeded Mussolini as prime minister of Italy from July 1943 to June 1944, negotiating the armistice with the Allies.