A political map
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They were allowed to rejoin if they accepted the 13th amendment. It was one of the reconstruction amendments that ended slavery and gave led to African-Americans getting their voting rights and their freedom.If they wouldn't accept it they wouldn't be allowed back.
A. predictable and generally have a higher interest rate
It is hanled by gaurds or patrols
The answer is people were encouraged to grow food for them during WW1.