During the cold war the us government developed various strategies to protect citizens during an attack. which of the following cold war protections are still in use today?
a. "duck and cover"
b. fallout shelters
c. arms buildup
d. interstate highway system

D. Interstate Highway System

Explanation:

The Interstate Highway System was one of the protections from the Cold War that is still being used today. It made business, recreational, and military transport simpler.  

the pogroms became known as kristallnacht, the "night of shattered glass," for the shattered glass from the store windows that littered the streets. the morning after the pogroms 30,000 german jewish men were arrested for the "crime" of being jewish and sent to concentration camps, where hundreds of them perished.

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.