What if the US didn't join WW1?

In 1917, triggered by German unrestricted submariner warfare and zimmerman telegram, US decided to intervene in the first world war. But what if in an alternat universe, they decided to not intervene and stay neutral. Let's see in this video what could have happened. If you want a part two of this alternative history, let me know in the comments! Timestamps: 00:00 Beginning of the war 00:32 1914 Easter Front 02:42 1915 Italian Front 03:11 Invasion of Serbia 03:36 1916 05:26 Reunion in German HQ 07:50 Fall of Greece 09:14: Trouble for the Entente 10:02 War in the Middle-East 10:50 Fall of Italy 11:33 Italian Revolution (and liberation) 12:35 Peace Treaty 13:31 Russian Civil war 13:56 Implosion of Austria-Hungary$ 16:48 Political map of Europe in 1921 Musical credit: “Crusade” "Killers" "String Impromptu Number 1" “Long Note One" "Black Vortex" “Lotus” Music by Kevin MacLeod (incompetech.com) Licensed under Creative Commons: By Attribution 4.0 License http://creativecommons.org/licenses/b... For the fonts of the map: Tozer, B, Sandwell, D. T., Smith, W. H. F., Olson, C., Beale, J. R., & Wessel, P. (2019). Global bathymetry and topography at 15 arc sec: SRTM15+. Distributed by OpenTopography. https://doi.org/10.5069/G92R3PT9. Accessed 2026-04-28