It’s kind of a stretch that he didn’t see these characteristics before they got married. BUT...if they didn’t surface, can you imagine the horror of discovering you married a psychopath?
Annulment.
Been there, done that. Almost immediate personality change after the honeymoon. Later put two and two together - let’s just say there was some previous abuse.
Took five years to gnaw myself away. 15 years and two child abductions later, the courts still ignore evidence of fitness regarding the children.
Should have looked at the family tree, not just the fruit on the end of the branch.