Having another go at the North America ISOT I made a while back. Basically, the premise is that North America (as far south as the Panama Canal, plus most of the Caribbean, and as far east as Greenland but not Iceland) gets ISOTed into a virgin Earth. Here's the world about 30 years post-ISOT
View attachment 482295
The nations of the world are the USA, Canada, Texas, Alaska, Quebec, Newfoundland and Labrador, Mexico, Yucatan, Cuba, Jamaica, Haiti, the Dominican Republic, the United Kingdom of Britain, the Republic of the Netherlands (unlike Britain, no distant members of the royal family were in North America at the time of ISOT), France, Denmark, Belize, Panama, the United States of Central America, and the Caribbean Union.
The blue outlines represent members of the North American Union and their territories - forged from NAFTA and the remnants of NATO. It's a military alliance and economic union, with a common currency called the dollar or the peso depending on who you ask and in what language.