Complex sentence: In 1940, in the Italian Royal Army were present 256,000 Askaris in Italian Africa, of whom 182,000 were recruited in Italian East Africa (Eritrea, Somalia and Ethiopia) and 74,000 in Libya.
Split into simpler sentences: In 1940,256,000 Askaris in the Italian Royal Army were present in the local Italian colonies. Of these, 182,000 had been recruited in Italian East Africa (Eritrea, Somalia and Ethiopia) and 74,000 in Libya.