[The effects of the recent roentgen legislation in dental practice].
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This paper analyzes the changes in Argentine laws regarding migration, mainly in the hundred years since the Argentine Constitution was passed until the 1950s. The different subsequent laws and the debates they caused are related by the author to the political and ideological trends dominating Argentina in that period as to the characteristics and oscillations of the migratory afflux. Further the paper considers Italian laws and migration policies during the same period. The author concludes that after a liberal migration policy in the 19th century, growing legal restrictions and passionate discussion on the role of immigrants followed in this century, particularly between the 2 World Wars.
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