Complex sentence: Major Richard Waldron allowed two local native women into the garrisoned homes of the settlers when they requested to stay the night of 27 June 1689, and, after all was still, stealthily opened the doors to waiting armed native warriors.
Split into simpler sentences: Major Richard Waldron allowed two local native women into the garrisoned homes of the settlers when they requested to stay the night of 27 June 1689. After all was still, the women stealthily opened the doors to waiting armed native warriors.