The Rashidun Caliphate starts the Islamic conquest of the Byzantine Empire
{"Image DocumentName": "The Rashidun Caliphate starts the Islamic conquest of the Byzantine Empire", "Image ImageDescription": "634 AD.", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}