to ml's: the ussr shouldn't be idolised, but regarded as the lower limit of what's possible
to anarchists: whatever the failures of the soviet system, its ability to raise the living standards of its citizens and its role as a supporter of revolutionary movements shouldn't be disregarded
to libs: most of its alleged crimes are nothing but nazi propaganda
to right-wingers: the only things stalin ever did wrong was letting the kulaks off too easy and stopping at berlin