Which phenomenon contributed to the renewal of interest in classical philosopy

Ir is when is Jacopo Zabarella tried to keep Aristotle’s authority independent of theology and subject to rational criticism, who produced an extensive body of work on the nature of logic and scientific method. His goal was the retrieval of the genuine Aristotelian concepts of science and scientific method, which he understood as the indisputable demonstration of the nature and constitutive principles of natural beings.