By allowing the myth to propagate: that magic is practiced by witches, and that any woman who achieves a level of success or attempts to prod the boundaries placed upon her is obviously using witchcraft to do so.

[ no he doesn't have a vague personal anything to do with this at all. also just sort of ignore how oddly progressive he is for his own supposed canon. the historical adviser for the musketeers by this point is probably experiencing relatively heavy liver failure trying to drown their own tears and telling anyone who will listen that they got a degree for this.

anyway yeah muskets are not really a thing here, although you might be the first person he's met potentially from before he is. or at least from a maybe-less-advanced world. ] Hopefully I won't have to prove it to you.