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 answer is B, increasing political power of free black voters.
His house was Mount Vernom
The Magical Carta was written because the king taxed citizens unfairly and it caused trouble with their economy. The Magna Carta took away power from the king saying that the king will not be able to give equal rights to men.