Final answer:
The key difference between Ingsoc and older forms of totalitarianism is the complete psychological control and manipulation of thought Ingsoc exerts, surpassing the physical repression and propaganda seen in historical examples like Stalinist USSR or fascist Italy and Germany.
Step-by-step explanation:
The difference between Ingsoc in George Orwell's 1984 and older forms of totalitarian societies lies in the extent and nature of control exerted over individuals. In Orwell's portrayal of Ingsoc, the state achieves near-absolute psychological and physical control over its citizens, surpassing even that of historical fascist states and communist regimes.
Older totalitarian systems, such as those under Stalin or Hitler, relied heavily on state terror and physical repression, but Ingsoc integrates technology and language manipulation (Newspeak) to constrain thought itself, aiming for a complete eradication of individuality.
In contrast, historical examples like Soviet communism or fascist states demonstrated their authoritarian grip primarily through force and a cult of personality around the leader. This power was manifested in visible state actions, such as collectivization in the Soviet Union, which led to mass starvation, or the fascist governments' nationalistic policies.
While these regimes imposed strict controls on both private and public life, employing extensive propaganda, censorship, and surveillance, Ingsoc further blurs the line between the state and individual thought, making dissent not just dangerous but inconceivable.
Lastly, the philosophical dimensions of Ingsoc, as described by Hannah Arendt, reflect a deeper intrusion into personal identity, creating a populace incapable of recognizing their captivity. The difference is not just a matter of degree but of kind, where Ingsoc represents an evolutionary leap in the methodology of totalitarian control.