First off to go would be information deemed unfit for heavily indoctrinated subjects. No rival governments less freedom granted by existing ruler, just cogs in a huge fucking wheel would humans become.
No appealing to the masses of the benefits of their government and the horrors of the opposition. They are all this generation knows.
What type of mental pigmies would this produce? Generation after generation?
So a 1000 year reign of Christ with Watchtower corporation's directives would produce the most simple of simpletons.