Why is it so difficult to make borders impermeable? How do smuggling networks operate? What does the world look like from the perspective of undocumented migrants? What are the effects of new border ...
World War I involved 32 nations from 1914 to 1919. It redrew the world map and reshaped many borders in Europe. The collapse of the Russian Empire created Poland, the Baltics, and Finland.
Some results have been hidden because they may be inaccessible to you
Show inaccessible results