As I’ve mentioned in the past, my ultramodern warfare projects are set in ChargeReal, an alternative universe set in approximately the modern day but with a few modifications and tweaks to allow the setup of whatever situation or series of events I want to play, without causing any potential problems with players or commentators. Building a whole world up is a monumental task but it is definitely something I’m enjoying.
As I am an incredibly practical/lazy man, my world-building is not particularly visual. I know many people sit down with a piece of paper, draw a map and then start filling it in. In contrast, I start by thinking about which interesting geopolitical situation I want to make, work out what nations it needs to border and then create a spider map to show the connections and work out a rough location. For example, this is what the current region