This scenario is about the rise of Islam around 640 AD, about 8 years after the Muslim conquests began. The Rashidun Caliphate has recently lost a campaign in North Africa against the Byzantines, but they are about to continue further West, into former Car...

The Great Heathen Army has just started their campaigns against the Anglo-Saxons in Britain. The Norse have also landed in Ireland, Francia, Iceland and the eastern coast of the Baltic. The Byzantines are facing enemies from every side, from the south the ...