I just finished Art of War and I heard someone talk about KGB and Soviet Union’s Intel forces I’m very intrigued and I’d like to read more about them. by me_god313 Related: Suggest me some non fiction Looking for a new book series I love psychological horror thrillers but lately I am finding them disturbing and they are making me anxious. I don’t know what to read. Suggest me something interesting but not horror Suggestions of historical non-fiction books where negotiations, treaties, bargaining and/or diplomacy is the central theme. Non-Western Tom Clancy (lol)