How easy one could start an artel in USSR after WW2 1945-1956?

What is USSR called now?

The Soviet Union was a union of 15 republican states. It existed from 1922 until its fall in 1991.
Shakeel Anwar.

Russia Soviet Union
It is officially known as Russian Federation It is officially known as Union of Soviet Socialist Republic.

How did USSR get nuclear weapons?

On 29 August 1949, the Soviet Union secretly conducted its first successful weapon test (First Lightning, based on the American “Fat Man” design) at the Semipalatinsk Test Site in Kazakhstan.

Soviet atomic bomb project
Date 1942–49
Executed by Soviet Union
Outcome The successful development of nuclear weapons.