quality:corruption, structural:scholar_edition
Internal political boundaries

The power asserted by Ferdinand III was stripped from him and returned to the rulers of the Imperial States. The rulers of the Imperial States could again choose their own official religions. Catholics and Lutherans were redefined as equal before the law, and Calvinism was given legal recognition as an official religion. The independence of the Dutch Republic, which practiced religious toleration, also provided a safe haven for European Jews.

The Holy See was very displeased at the settlement, with Pope Innocent X calling it "null, void, invalid, iniquitous, unjust, damnable, reprobate, inane, empty of meaning and effect for all time" in the papal brief Zelo Domus Dei.