What attack was the 9/11 compared to

The attacks on 9/11 were compared to the Japanese attacks on Pearl Harbor as they were both surprises that launched the US into a new generation of war.

Hilary Clinton compared the 9/11 attacks to the Russian Interference

the answer here would be

basic principles: federalism, separation of powers, checks and balances, judicial review, representative democracy, limited government, rule of law, individual rights and responsibilities, consent of the governed, majority rule, popular sovereignty, equal protection.