He already did.
As for your tag, instead of concentrating on what strengthens the devil’s hand, I suggest concentrating on what strengthens God’s hand in you.
Satan has a powerful hand, but God has all the trumps.
Culturally, we’re devolving backwards to pagan times. For some reason, a lot of people embrace that. I don’t know why, because life was brutal back then. I think they think we’re advancing toward some sort of sexually liberated paradise, but there’s no freedom in amorality.
Western civilization had almost everything going for it, and we’re pissing it away.