You'll have to tell me what you mean by 'witch trials.'

[ Because it sounds like something Alucard knows a lot about? But whatever it is, Strange has a suspicion it's not great. ]

But yes, there was a decline. When the Raven King returned to the realms of Faerie, vanishing from England, all magic started to slowly vanish as well—until recently, of course, when my mentor and I decided to revive it.