Year Of the Four Emperors

I've chosen to model AD 69, the Year of the Four Emperors - after the assassination of Nero in AD 68, four aristocrats in different parts of the empire were acclaimed by their troops, or bought others' support, to claim the throne.
I'm fairly new to the whole thing, and have been battling with the world-builder, but I've got something that I think does the trick... I'd be interested to see what you think, and I'd be glad if somebody could make this tick over much better... I