30 years before Guns, Germs and Steel, The Fates of Human Societies studied based on agriculture, geography and germs, I was saying 30 years before there was another attempt at a grand narration based on Germs, Plagues and People by William H. McNeill in 1976.
Here the destiny of mankind is seen trapped between microparasites like bugs, viruses etc and the macroparasitism of states and political power. And the 2 things are related in the sense that where you get less bugs you also get more central government, proof is, once we got Covid the government started giving us money for nothing
Anyway I got to know it reading this book review on ACX, go there if you are curious and want to know more, great review https://astralcodexten.substack.com/p/your-book-review-plagues-and-peoples