They have a state television channel that shows propaganda.
What I would like to know is the true population of North Korea and whether the millions of half-starving peasants that live in houses without electricity really exist. It would make sense for the oppressed peasants to be there, but there have been hints to the contrary.
Maybe the soldiers look so similar and march in sync so well because there has been an extensive secret cloning program and much of the population is clones nowadays.