Complex sentence: Many of the Acadians who settled in Nova Scotia beginning in 1604 came from the region of Poitou, and after the Acadians were deported by the British beginning in 1755, a number of them eventually took refuge in Poitou.
Split into simpler sentences: Many of the Acadians who settled in what is now Nova Scotia beginning in 1604 came from the region of Poitou. After the Acadians were deported by the British beginning in 1755, a number of Acadians eventually took refuge in Poitou.