This is the only city in the world to have been the capital of both an Islamic and a Christian empire.

But after two generations the Christian empire and its rulers, if no longer alien, remained in many respects all too human.

Yet from 410, Augustine became "much less ready to speak of a Christian empire.

But your Jews must accept the fact that from now on this is a Christian empire.

Christian missionaries get funds from all over the world: the entire Christian empire backs them.

It emphasizes eschatology and is in favour of a Christian empire.

'There is no higher glory of a Christian empire than that which was here brought into being by a death in a desert.'

What better way to demonstrate the succession from a pagan to a Christian empire than to carry out a comparable relocation?

"I will be converting, of course, since a Christian empire must have a Christian empress."

A Christian city, head of a Christian empire!