They themselves got on a higher level, where ex-post-Facto parentages were possible.
"Somehow Good"
William de Morgan
The human capacity for calmness was almost unlimited, ex post Facto, because the routine of daily living had to go on, despite the big business of governments whose leaders invoked the Deity in the cause of slaughter.
"Way of a Rebel"
Walter M. Miller
3. No bill of attainder or ex post Facto law shall be passed.
"History of the United States, Volume 6 (of 6)"
E. Benjamin Andrews