The 1960 "U-2 incident" revealed what the Soviets had claimed for years, that the US was violating Soviet airspace with covert spy missions. But the breadth of the so called “ferret flights” remained a state secret that only started to emerge decades later. Many of those flights were made in a special reconnaissance version of the Boeing B-47 Stratojet.
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.