There are many ways to stop or deeply alter the Spanish Inquisition, like never getting christianity going, never getting islam going, ensuring the Arabs wipe out all the christian kingdoms of Andalusia, ensuring the Cordoba Caliphate doesn’t disintegrate, doing something to both Isabella I of Castille and Ferdinand II of Aragon so they don’t get into power.
There are many ways to stop or deeply alter the Spanish Inquisition, like never getting christianity going, never getting islam going, ensuring the Arabs wipe out all the christian kingdoms of Andalusia, ensuring the Cordoba Caliphate doesn’t disintegrate, doing something to both Isabella I of Castille and Ferdinand II of Aragon so they don’t get into power.