There were several major developments that resulted from the 1956 Interstate Highway Act, but the best option from this list would be the "<span>(2) migration to the suburbs".</span>
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The Delian League (or Athenian League) was an alliance of Greek city-states led by Athens and formed in 478 BCE to liberate eastern Greek cities from Persian rule and as a defence to possible revenge attacks from Persia following the Greek victories at Marathon, Salamis, and Plataea in the early 5th century BCE.
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The Emancipation Proclamation changed the meaning and purpose of the Civil War. The war was no longer just about preserving the Union - it was also about freeing the slaves
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