The first female self-made millionaire in America was a black woman.
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The Statue of Liberty is made out of copper. When originally built, it looked like a shiny new penny!
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The Canadian province of New Brunswick (which was part of the UK at the time) had a bloodless war with the US state of Maine in 1839
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During the Cold War, the US had planned to detonate a nuclear weapon on the moon.
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In the US, people can be rejected from joining the police force if they are too intelligent.
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