The causes of the Reconquista

Watch Reconquista - The Full History https://www.youtube.com/watch?v=o9UnQa0m8pQ&ab_channel=FlashPointHistory Respond to the following questions: 1. What were the causes of the Reconquista? 2. Why did it take so long to (781 years) to ‘reconquer’ the Iberian Peninsula? In your answers you must address social, economic, political, military, and religious causes.