What is the S in USSR then?
And not the “Soviet” one, the other one.
> That’s why it decided on using the term communism instead,
No, they used “Communism” as well as, not instead of, “Socialism” for the same reasons as Marx did the same thing: “Communism” described the ideology and the goal state, “Socialism” the immediate mechanism.
(Now, Leninist Communism radically departed from Marxist Communism.on other points, to be sure...)