Italian East Africa Ababa, to proclaim an empire by May 1936, making Ethiopia part of Italian East Africa. The Italian victory in the war coincided with the zenith of the international popularity of dictator Benito Mussolini's Fascist regime, during which colonialist leaders praised Mussolini for his actions. Mussolini's international popularity decreased as he endorsed the annexation of Austria by Nazi Germany, beginning a political tilt toward Germany that eventually led to the downfall of Mussolini and the Fascist regime in Italy in World War II. On 10 June 1940, Italy declared war on Britain and France, which made Italian military forces in Libya
Italian Eritrea to the colonial government in Eritrea. After "il Duce" declared the birth of Italian Empire in May 1936, Italian Eritrea (enlarged with northern Ethiopia's regions) and Italian Somaliland were merged with the just conquered Ethiopia in the new Italian East Africa ("Africa Orientale Italiana") administrative territory. This Fascist period was characterized by imperial expansion in the name of a "new Roman Empire". Eritrea was chosen by the Italian government to be the industrial center of Italian East Africa: The capital of Eritrea experienced a huge increase in population: in 1935 there were only 4,000 Italians and 12,000 Eritreans; in 1938