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It was an decision that the U.S Supreme court in which the court ruled the American state laws establishing racial segregation in public schools unconstitutional, even if the segregated schools are other wise equal in quality.
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Answer
We must send aid and supplies to Europe Immediately
Explanation:

An urban area is the answer.

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The Cheronobyl disaster or known as the Cheronobyl accident was a disastrous nuclear accident happened on April 26, 1986 in the Chernobyl Nuclear Power Plant near Pripyat in Northern Ukraine in what was then included in the Ukraine Soviet Socialist Republic of the Sovient Union (USSR).