How did Christianity unify Medieval Europe and the Byzantine Empire?

The line dividing regions 4 & 5 on this map is known as the "fall line." which of these represents an important factor of the fall line in georgia history? a) it was the first boundary of the georgia after it became a state. b) it was an important source of power due to a change in elevation. c) it was once home to major cities that have since become abandoned. d) it was a dividing line between the united states and native american territories.

During what century did muhammad recieve his first revelation from god

What is the best possible explanation for why the first ghosts seen were flaming spirits with their bodies on fire