It doesn&#x27;t support a procedurally generated world like you are asking but there was a game for Sega CD called Third World War that I loved to play that had a good balance of diplomacy, trade, and war.<p><a href="https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;The_Third_World_War_(video_game)" rel="nofollow">https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;The_Third_World_War_(video_gam...</a><p>There&#x27;s a Paradox game I played a few years ago called Supreme Ruler that I got excited about thinking it was similar but it tends to get bogged down in the military in my opinion.<p><a href="https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;The_Third_World_War_(video_game)" rel="nofollow">https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;The_Third_World_War_(video_gam...</a><p>I haven&#x27;t played Victoria II but know it also fits this mold. It is set in the colonial time frame so not quite modern but close.<p><a href="https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Victoria_II" rel="nofollow">https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Victoria_II</a>