Nuclear fear led to a new market for fallout shelters. Home economics classes taught girls how to stock such a shelter with food and supplies in the event of a nuclear attack. The government created official films on shelters, praising their value and advising homeowners on how to use them.
The government restricted the reservation lands by setting boundaries for each tribe
They originated in Ancient China
Pretty sure 1) is A and 2) is D. But I could be wrong! Hope this helps!
Colonization or colonialism