Complex sentence: Resettlement commenced in 1679 at Newtown, located on the southern end of Arrowsic Island (across the river from present-day Phippsburg Center), but in 1689 the area was again destroyed and deserted during King William's War.
Split into simpler sentences: Resettlement commenced in 1679 at Newtown, located on the southern end of Arrowsic Island (across the river from present-day Phippsburg Center). But in 1689 the area was again destroyed and deserted during King William's War.