I've heard that the Islamic world was closed to European merchants in the Middle Ages. Is this true? If so, when did it close and when did it open again?
The Khazars where a people who built an empire centred North of the Caucasus Range, between the 7th and 11th centuries. They are not at all mainstream (at least in Europe), even though, defeating the ...
I am looking for this information everywhere, but I can't seem to find the population of anyone else but the Europeans during the middle ages. We know that the population of the European countries ...