| http://www.w3.org/ns/prov#value | - At first the number of immigrants was modest compared to other countries such as the USA (though the number of immigrants was steadily increasing as they moved to the rural areas to settle and to found colonias like those of Italian, German, Swiss, or French origin), but in the 1870s, due to the economic crisis in Europe, it started to increase, reaching an extremely high rate between 1890 and 193
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