Your answer is A, Alaska
The Senate approved the treaty of purchase on April 9; President Andrew Johnson signed the treaty on May 28, and Alaska was formally transferred to the United States on October 18, 1867. This purchase ended Russia’s presence in North America and ensured U.S. access to the Pacific northern rim.
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The ISAF was created by the United Nations Security Council
The Ottoman Empire was a desirable territory for European nations during the nineteenth century because, during those times, it was weakening. The European nations saw this as an opportunity to expand.