Field of Glory: Empires can come off as a pretty intensive grand strategy game. There's a lot of information presented and it can be a bit overwhelming.
Have a look at this video Youtuber HForHavoc has done, featuring 5 main features in the game, breaking down how they operate in the hopes that this would help newcomers and veterans alike!
https://youtu.be/l6_8jVlpRjw