Final answer:
William Jennings Bryan is the three-time Democratic presidential nominee known for his "Cross of Gold" speech. He also supported Free Silver and used the slogan "Shall the people rule?" in his campaign.
Step-by-step explanation:
The person described in the question is William Jennings Bryan. He was a three-time Democratic presidential nominee who gave the famous "Cross of Gold" speech. The treaty named for him and Emiliano Chamorro that authorized American military intervention in Nicaragua was called the Bryan-Chamorro Treaty. Bryan supported Free Silver and used the slogan "Shall the people rule?" in his campaign. He resigned as Woodrow Wilson's Secretary of State after sending a letter of friendship to Germany and was replaced by Robert Lansing.
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