The backstory does deal with the hart times and he dark years. ONe reason for this is that a lot was glossed over on TNE that will become important with the wider scope of thsi book.
To answer the question: this book deals mainly with the 4th Imperium in the New Era, but contains some data on other regions and will be followed by more exhaustive treatments of those places.
To answer the question: this book deals mainly with the 4th Imperium in the New Era, but contains some data on other regions and will be followed by more exhaustive treatments of those places.