LEMIYA, Iraq, Sept. 27 — Iqbal Muhammad does not recall her first glimpse of her future husband, because they were both newborns at the time, but she remembers precisely when she knew he was the one. It was the afternoon her uncle walked over from his house next door and proposed that she marry his son Muhammad."I was a little surprised, but I knew right away it was a wise choice," she said, recalling that afternoon nine years ago, when she and Muhammad were 22. "It is safer to marry a cousin than a stranger."Her reaction was typical in a...