The first invasion
The first officially organized invasion of North Africa by the Caliphate began in 647. After leaving Medina, 20,000 Arabs joined in Memphis...
The Gentleman Pirate was born as Stede Bonnet to a moderately wealthy family. Bonnet turned his comfortable life around and ventured towards a life of crime in becoming a pirate.
In the Medieval period, every kingdom was at war, everyone was fighting against everyone and it was just a mess.
As technology developed a lot of things changed.