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Europeans started to explore the region at the beginning of the 16th century
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Peter Minuit purchased larger Manhattan Island from some of the natives. He bought this land with 60 guilders in tools, farming equipment, cloth, and shell beads.
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More than half of a million new motor vehicles were on the streets even with the construction of roads and highways throughout the city
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New York produced 1/12th of all manufacturing in the whole nation
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Holland Tunnel opened
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The Great Depression had a negative effect on the construction of some highways. The Great Depression stopped the West Side Highway construction.
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The George Washington bridge opened