Which were border states that stayed under Union control?

No copying 15pts describe the belief in purgatory and explain the reason for the sale of indulgences.

In 1944, the supreme court upheld the authority of the u.s. government to order the internment of a minority group in the interest of national security, even though there was no evidence that any members of this group were disloyal to the united states. should the same policy be applied today against u.s. muslims or muslim immigrants? why or why not? are these forms of internment different from native reservations? if so how? if not, why?

Why did china build the great wall of china?