Complex sentence: Author-aviator Antoine de Saint-Exupéry was named its station manager in 1927, where he remained for 18 months, on occasion negotiating with the rebellious Moorish tribes to release his imprisoned pilots, as he wrote in his first novel, "Southern Mail".
Split into simpler sentences: Author-aviator Antoine de Saint-Exupéry was named its station manager in 1927. There he remained for 18 months, on occasion negotiating with the rebellious Moorish tribes to release his imprisoned pilots, as he wrote in his first novel, "Southern Mail".