The decision in Dred Scott v. Sandford i believe.
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The answer is A. -The British helped Tecumseh win the Battle of Fallen Timbers.
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The Third Treaty of San Ildefonso was a secret agreement signed on 1 October 1800 between the Spanish Empire and the French Republic by which Spain agreed in principle to exchange its North American colony of Louisiana for territories in Tuscany.
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i really wanted to help hope i did