Complex sentence: To give the impression to the Acadians and Mi’kmaq that his forces were leaving, Chruch had his soldiers burn the fortifications they had built the day before and load themselves and the whale boats back onto their transport vessels.
Split into simpler sentences: To give the impression to the Acadians and Mi’kmaq that his forces were leaving, Church had his soldiers burn the fortifications they had built the day before. He also had them load themselves and the whale boats back onto their transport vessels.