Answer:
Nineteenth Century. this was considered (Romantic) in its day. times have changed. I will admit some songs dealing with Morbid Love did exist in the late fifties and early sixties- cause was usually an automobile accident ( Tell Laura I Love Her, Last Kiss, etc) some have even argued ( YOure sixteen your beautiful and your mind. What IN the World- Might be about a romance with a missing or Dead Girl. it is a weird song.