 Ferdinand now enacted the Edict of Restitution; this required any property that had changed hands since 1552 restored to its original owner, which in nearly every case meant the Catholic Church.By effectively undoing the 1555 Peace of Augsburg, it forced moderate Protestants like John George of Saxony and George William of Brandenburg into opposition.This reignited the Protestant cause and in 1630, Gustavus Adolphus of Sweden landed in the Duchy of Pomerania, expelling Wallenstein.