Complex sentence: Among his notable post-World War II appointments were the Yugoslav Ambassador to Rome as well as to the Court of St. James's and to the World Bank, Deputy Minister of Foreign Trade, and UNECE Executive Secretary from 1960 to 1967.
Split into simpler sentences: Among his notable post-World War II appointments were the Yugoslav Ambassador to Rome as well as the Court of St. James's and World Bank. Additionally, he was Yugoslav Deputy Minister of Foreign Trade, and UNECE Executive Secretary from 1960 to 1967.