Today’s potential military adventures are between countries with a lot of debt and the few not heavily borrowed. The united states has debt that is over 200% of gross domestic product. Russia has debt of about 13% of its gross domestic product. Another way to explain this is that countries which have supplied mountains of stimulus to their economies to the countries not on board with the program.
China is heavy in debt but there is no talk of fighting China.
The following link is to an article with a map that is color coded according to how much debt each country has relative to its gross domestic product.
Normally countries with a lot of debt, inflate themselves out of it. War is always a catalyst for inflation.
Euphemism Mountain is a Curbside Jimmy Favorite. It is about life as Americans insist it is.