So long as the planet of the population keeps going up and the population density of cities increases the chance of multiple millions of people being killed in

So long as the planet of the population keeps going up and the population density of cities increases the chance of multiple millions of people being killed in a single military exchange keeps escalating. I'd like to think we can keep a lid on things and work it out in a more civil manner, economically it makes more sense, but you know, dictators don't really care about economics as much as they do ego.