https://www.warlight.net/Map/9481-Benelux-Huge that was the map [NL] Willem van Oranje meant.
This map isnt difficult to make but it will tire you after a few 100 territory's, and I think it isn't a fun map to play because it isn't special just thousands of territory's in kind of a round :P
I'm making a world map , looks like the map The Big World Map, but then with a bonus like
https://www.warlight.net/Map/3722-Europe-Big, and different sea connections
This is how far I am
But back on topic, if somebody is going to make this map, I have respect :)