Release one- Not particularly much has been changed. Just the map and cities.
To install: Extract the contents of the ZIP file to \Steam\steamapps\common\Defcon\mods
Activate in-game in the mods menu.
Based on (but not affiliated with) the Equestria at War mod for Hearts of Iron IV Moddb.com
Credit due to Truffle Shine for creating the initial map and inspiring this.