Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
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In 1700s, the deer skin was a common medium of exchange between the trading settlers and the native Red Indians in America. This is how a buck became a slang for a dollar.
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The United States does not have an official language.
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Approximately 4 to 5% of the U.S. population has one or more clinically significant phobias in a given year. Specific phobias occur in people of all ages. The average age of onset for social phobia is between 15 and 20 years of age, although it can often begin in childhood.
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Ice cream cones were popularized in America during the 1904 World’s Fair in Saint Louis when an ice cream vendor ran out of cups and asked a nearby waffle vendor to roll up his waffles to hold the ice cream.
17
One million Americans, about 3,000 each day, take up smoking each year. Most of them are children.
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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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According to some estimates, Americans are sitting on $30 billion worth of unredeemed gift cards.
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