Autocracies work very differently. War gives them an excuse to crack down on dissent, e.g. criminalizing opponents. Also, the foundational reason for the existe

Autocracies work very differently. War gives them an excuse to crack down on dissent, e.g. criminalizing opponents. Also, the foundational reason for the existence of the autocracy is often an unresolved conflict or grievance, for example North Korea, so they need to perpetuate the grievance.