Console Commands
     Press  F12  in the game to open the console window, type the code
and press enter:

Cheat code:             Result:
difrules                God mode
fullcontrol             Let you control all troops on map 
                        (need difrules code first)
byzantine               All diplomacy is success
nofog                   Remove fog of war
showid                  Show country ID
die                     Kill selected character
norevolts               Population won't revolt
gold                    +1000 gold
piety                   +1000 piety
prestige                +1000 prestige
nowar                   AI won't declare war