Answer:
Explanation:
300 years
The parties signed the Adams-Onis Treaty in 1819, and the transfer officially took place on July 17, 1821, over 300 years after Spain had first claimed the Florida peninsula.
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Answer wouldn’t be B because the Sherman Anti-Trust Act of 1890 forbade any restraint of commerce, which was used against labor unions. However, the Clayton Anti-Trust Act, passed during the progressive era, exempted unions from the Sherman Anti-Trust and stronger enforced the act. The Elkins and Mann-Elkins Acts didn’t really do anything for labor; they just gave the ICC more power to regulate railroads and interstate commerce, along with the Hepburn Act.
In short, best answer would be A.
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