Complex sentence: Both Christians and Jews called them "tornadizo" (renegade), and laws were passed during the reigns of Jaime I, Alfonso X and Juan I forbidding the use of this epithet.
Split into simpler sentences: Both Christians and Jews called them "tornadizo" (renegade). Laws were passed during the reigns of Jaime I, Alfonso X and Juan I forbidding the use of this epithet.