Because the soviets had previously signed a Non-Aggression pact with Germany and didn't expect the attack from Hitler (A.K.A Germany.)
Hoped this helped!
Answer:
no it should not be feared because it is just.a form of government. Nothing to it but that. Just a government.
Paleolithic or old stone age from the first production of stone artifacts
The the period of the second party system (mid 1824-1860)