Complex sentence: Following World War II, he was stationed briefly in West Berlin and Freiburg im Breisgau in Germany, and at Fort Bragg, North Carolina; and after leaving the army, he worked as a stockbroker, and then as a fishing supplies salesman.
Split into simpler sentences: Following World War II, he was stationed in West Berlin and Freiburg im Breisgau in Germany, and at Fort Bragg, North Carolina. After leaving the army, Hemingway worked as a stockbroker, and then a fishing supplies salesman.