The new system of production during the second industrial revolution meant that unskilled workers did

The low-skilled workers found work quickly in the new big factories in the city. This workforce came from the large migrational wave, in the first place the migration was from the countryside to the city, and in the second instance there was a great migration from Europe to a large part of America, but above all to the new urban centers.

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the best description of the camp david accords is that it was the first time an arab nation had officially recognized the nation of israel.