He claims it was reforged from the Iron Crown Morgoth used to carry the famed Silmarils. Is Adar telling the truth? Or does he only think he’s telling the truth because “the deceiver” lied?

The Lord of the Rings is full of evil people and evil places, but there may be no place as evil as Angband, Morgoth's Hells of Iron ... Morgoth stole Fëanor's Silmarils. The powerful gems ...