Berlin wall (12 agos 1961 año – 5 agos 1989 año)
Descripción:
http://school.eb.com/levels/middle/assembly/view/198116
http://school.eb.com/levels/middle/assembly/view/198115
This was to keep people in East Germany
"Berlin Wall." Britannica School, Encyclopedia Britannica, 1 Nov. 2017. school.eb.com/levels/middle/article/Berlin-Wall/310181. Accessed 22 Jan. 2018.
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Russia History of Russia
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