In the Treaty of 1818, Britain and the United States agreed to joint control of the Oregon County for 10 years. During this Convention of 1818, Britain and united states of America also agreed to maintaining 49th parallel as the northern boundary of the Louisiana territory between the Lake of Woods and the Rocky mountains. <span />
The assassination of Arch Duke France Ferdinand.
Answer:
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Explanation:
The Kansas-Nebraska Act of 1854 was a huge catalyst in sending the nation to the Civil War. This act reversed the Missouri Compromise and allowed slavery in the remainder of the original areas of the Louisiana Purchase. The balance of power shifted in the government and across the land
