What political promise made Mussolini and his Fascist Party popular in the 1920s? He promised to expand Italy's power in Africa. He pledged to strengthen the position of labor unions in the workforce. He declared that Italy would no longer adhere to the Treaty of Versailles. He promised that he would restore order in the country.
By 1922 (shortly after World War I), Italy was embroiled in political chaos. Mussolini claimed that he was the only figure who would be able to bring Italy out of this chaos, and soon gained power.
