On June 26, 1945, 50 nations signed a charter to create the United Nations in order to promote international cooperation and human rights. See full-sized image for analysis.
Learn about the formation of the United Nations and the principles outlined in its charter.
Who can be a citizen? Many countries recognize birthright citizenship, meaning that anyone born within a country's territory is automatically a citizen, even if the parents are not citizens. See full-sized image for analysis.
Map of the German administration of Poland, September 1939.
Between 1933 and 1939, Greater Germany expanded significantly as a result of the Third Reich’s annexations and conquests in eastern Europe (see Spanish version).
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