Now predominantly Muslim, North Africa was once a Christian heartland, producing Catholic popes who left their mark on the ...

the Roman Empire in the west (which covered vast swathes of Europe and the Middle East as well as parts of North Africa) and the Han Dynasty in the east (which incorporated much of what is modern-day ...

The Roman Empire and the Chinese Han Dynasty may have ... and the Han Dynasty in the east (which incorporated much of what is modern-day China, Vietnam and Korea). At their apex, each presided ...