The concept for the game was inspired by Trade Nations users who provided feedback requesting additional PvP elements in the game.
United Nations | Commonwealth of Nations | League of Nations | Battle of Waterloo | Battle of Britain | Battle of the Somme | United Nations Industrial Development Organization | United Nations Conference on Trade and Development | Battle of the Bulge | Battle of Gettysburg | United Nations General Assembly | Battle Creek, Michigan | Battle of France | Battle of Trafalgar | Battle of Hastings | United Nations University | Battle of Antietam | Southern Nations, Nationalities, and People's Region | battle | United Nations Security Council | Six Nations Championship | United Nations Economic Commission for Europe | Battle of Shiloh | Battle of Midway | Battle of Belleau Wood | Battle of the Alamo | Battle of Leipzig | Battle of Agincourt | United Nations High Commissioner for Refugees | United States Ambassador to the United Nations |