Truth can be difficult to divine from fiction in stories of the wild west. But there have been many, over the years, who purported to witness the demise of outlaws, such as Billy the Kid and members of his notorious band of rustlers. And those stories tend to illustrate a simple rule- men who lived by violence, often died by violence.
The Reconquista, or Christian reconquest of Iberia, took nearly 800 years. The fighting did not come without great attempts by Muslim powers across the strait trying to reestablish their presence in mainland Europe. The last gasp of that effort came in the 1330s, when the powerful Marinid sultanate of what is modern Morocco invaded in an attempt to reverse Christian gains and secure the perilous position of the Sultanate of Granada.