Yea, industrialization improved things in like every country that did it but saying the USSR was not imperialist is wild to me. Resources from the annexed territories were being shipped to Russia on a regular basis, literally one of the reasons that made the Holodomor so deadly in Ukraine while Russia itself was mostly spared. Smuggling was insanely common here in the Baltics to ensure the locals could keep what they make and not suffer from famines as well.