What were Americans afraid of if they did not expand West?

How does the principle of federalism affect the us government

Candace is a flight attendant for a large, international airline. while in china, candace often finds look-alikes in famous designer brands of watches, handbags, clothing, and golf clubs. in fact, she'll do her christmas shopping there and will even buy good-quality items for auctioning at her son's preschool events back in the u.s. candace's actions demonstrate

Marcy tests a solution with a strip of blue litmus paper. the paper turns red. the solution is acidic basic neutral