you need to be able to book to be able to good weapons
Are you playing with complete kills? They might have lost all their cities. Otherwise, I have no idea what would cause this. It should be at at least 5-10ish% even in the ancient era, since it's based on how many techs you've gotten.
It's first established once you get writing. Thats why Mongolia can't a book.
What do you mean by "can't a book"?
Genghis not words very well, disfortunately.
Phrase get me now.
Part of me would have liked to have a Mongolia accurately representated as a patron of the arts and sciences.
Ah, well. I suppose their vast world-conquest cannot be ignored .