Thank you for your answer, @Jutlander. I asked this because it was not clear the meaning of "bonuses" in their section. I thought it was talking about the bonus multiplier. (2x damage against heavy infantry, for instance)Jutlander wrote: Yes, that's on purpose. In the civilizations section of our site you can read this regarding this ''anti-bonus'':
Outdated military. Their military, while strong, has weak bonuses, and can quickly become weak, costly and subpar compared to their western counterparts.