Iphigeneia
The Greek fleet was unable to depart to Troy due to a strange lack of wind. The goddess Artemis was withholding the winds because Agamemnon had caused her offense. To appease the goddess, he had to sacrifice his eldest daughter Iphigeneia. She, realizing that there was no hope for escape, declared that she would rather die heroically, than to be dragged to the altar.
The offer was executed. When the knife touched the throat of Iphigeneia, Artemis felt sorry for the girl and replaced her by a doe...