There have been plenty of examples in the world where very long sentences or the death penalty have been imposed for offences, but this has not been a deterrent. Russian history, 1917, US history, Prohibition.
It is true that there would always be all sorts of criminals, even if those who were caught were given long sentences, we both know it is not going to completely eradicate criminality, that's not even possible. However, i still feel it has an effect and even it it deters one or two people or gangs, it has served its purpose, no?https://stat.xn----7sbqk8achja.xn--p1ai/stats/ug/t/14/s/17
According to statistics, approximately 50% of all crimes are related to non-payment of alimony, theft, fraud and possession and sale of drugs.
Drug-related criminal cases in Russia carry very long prison sentences, up to 15 years, and the sentences for all offences add up. But even a life sentence will not solve the drug problem, because it is one of the most lucrative businesses in the world. Analyse these statistics in your country and draw the right conclusions.
They have the option but I doubt they would avoid fighting the war unless the Russian government makes it mandatory for criminals. 