The Kansas-Nebraska Act<span> was passed by the U.S. Congress on May 30, 1854. It allowed people in the territories of </span>Kansas<span> and </span>Nebraska<span> to decide for themselves whether or not to allow slavery within their borders. The </span>Act<span> served to repeal the Missouri Compromise of 1820 which prohibited slavery north of latitude 36°30´.</span>
He thought he was going to The Indian Sea.
Answer:
<em><u>Seven countries left, were expelled or withdrew. The most powerful country in the world, the United States, refused to join having a deep impact on the history of the League. While the League ultimately failed to prevent another world war its impact on the course of interwar history was varied and complex.</u></em>
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