Complex sentence: In 1595 BC, King Marsilis I (BC) marched into the city of Babylon and sacked the city, however due to fear of revolts at home he did not remain there long, and quickly returned to the capital of Hattusa.
Split into simpler sentences: In 1595 BC, King Marsilis I (BC) marched into the city of Babylon and sacked the city. Due to fear of revolts at home he did not remain there long, quickly returning to his capital of Hattusa.