History

A:

Nikola Tesla was born in 1856 in Smiljan, Lika, which was a part of the Austro-Hungarian Empire. His birth town was a part of modern-day Croatia.

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    • Who invented the polio vaccine?

      Q: Who invented the polio vaccine?

      A: Dr. Jonas Salk invented the polio vaccine, a discovery that he wrote about in the 1953 in The Journal of the American Medical Association. Nationwide testing of his vaccine began in 1954, and over the next few years, polio infections fell dramatically.
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    • Why did Levi Strauss invent blue jeans?

      Q: Why did Levi Strauss invent blue jeans?

      A: Levi Strauss invented blue jeans in response to the need for durable pants for miners participating in the California gold rush of the 1800s. The original pants were made of tent canvas rather than denim.
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    • Who invented the camera?

      Q: Who invented the camera?

      A: The first camera was invented by Alhazen in around 1000 A.D. Alhazen, who was widely known as an authority on optics during the Middle Ages, invented the pinhole camera.
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    • Who invented the spoon?

      Q: Who invented the spoon?

      A: According to About.com, spoons have been used for purposes of eating and serving since Paleolithic times. While it is unknown who specifically invented the spoon, archaeological finds date spoons back to 1,000 B.C.
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    • When was underwear invented?

      Q: When was underwear invented?

      A: The first traditional version of pull-on underwear is believed to have been invented in the 13th century. Before that, loincloths had been found on 7,000-year-old remains of humans, but only became important in the 13th century.
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    • Who invented the fluorescent lamp?

      Q: Who invented the fluorescent lamp?

      A: According to the U.S. Department of Energy, engineer and inventor Peter Cooper Hewitt created the first usable fluorescent lamp in the early 1900s. While earlier inventors and researchers experimented with fluorescence, Hewitt's design led to the first commercially successful form of fluorescent lighting.
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    • What did medieval knights do?

      Q: What did medieval knights do?

      A: Knights performed military services for lords within a kingdom. Clergymen during the Crusades established a moral code in which a knight must also protect churches, women, orphans and the weak.
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    • How many people died building the Great Wall?

      Q: How many people died building the Great Wall?

      A: The exact number of people who died during the construction of the Great Wall of China is unknown; however, it is estimated that up to 1,000,000 people lost their lives. Over 2000 years ago, Emperor Qin commanded the original construction of the Great Wall of China.
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    • What is a female emperor called?

      Q: What is a female emperor called?

      A: A female emperor is properly termed an empress or an empress regnant. Emperors and empresses reign over empires and are generally conceded to outrank kings. Reigning empresses rarely conquer their own territories but instead inherit from a husband or father.
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    • Who won the crusades?

      Q: Who won the crusades?

      A: The crusades were ultimately won in the East by the Muslims when the Bahri Mamluks conquered Acre in 1291. While crusades were mounted even after this point, political witch-hunts mounted against the Knights Templar by King Philip IV of France made further major crusades in the Levant impractical.
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    • How tall was Genghis Khan?

      Q: How tall was Genghis Khan?

      A: There is no definitive account of Ghengis Khan's height. Descriptions simply describe him as tall. Tall is likely relevant, however. The average height of man during the time in which Ghengis Khan lived was just under 5 foot 7 inches, so anyone taller than this average could be considered tall.
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    • What was the job of a medieval knight?

      Q: What was the job of a medieval knight?

      A: Medieval knights were the professional warrior class of Europe, responsible for defending their feudal lord's territory from rival lords and keeping the local serfdom in line with the lord's rule. Knights were frequently members of the noble class, with the title inherited through the father, but it was also a title granted as a reward for chivalrous deeds. In the late medieval period, noble and warrior classes became more static.
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    • What was in the exercise room on the Titanic?

      Q: What was in the exercise room on the Titanic?

      A: The RMS Titanic had some of the finest amenities available for its first-class passengers, one of which was a top-of-the-line gymnasium. According to the National Museums Northern Ireland, the first-class exercise room contained “an electric camel, an electric horse, cycling machines and a rowing machine.”
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    • What was the cause of the Cambodian genocide?

      Q: What was the cause of the Cambodian genocide?

      A: The Cambodian genocide was caused by Khmer Rouge party leader Pol Pot's attempt to eliminate anyone potentially opposed to his proposed system of labor in a federation of collective farms, according to World Without Genocide. Pol Pot's project was inspired by Maoist-Communist ideals.
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    • Who is the current king of Nigeria?

      Q: Who is the current king of Nigeria?

      A: Nigeria does not have a single king, as it has a federal system of government. All kings were stripped of their power in 1963. As of 2014, the president of Nigeria is Goodluck Jonathan, whom has held office since 2011.
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    • How were the settlers in Plymouth County different than the Massachusetts Bay Colony settlers?

      Q: How were the settlers in Plymouth County different than the Massachusetts Bay Colony settlers?

      A: The Pilgrims at Plymouth Bay Colony were Calvinists and Puritan Separatists, while the Puritans at Massachusetts Bay Colony were determined to reform the Anglican Church from within. While both were Protestants and Puritans, they had different goals and beliefs.
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    • How many years was Nelson Mandela imprisoned?

      Q: How many years was Nelson Mandela imprisoned?

      A: Nelson Mandela was imprisoned for 27 years, 18 of which were spent at the infamously cruel Robben Island Prison in South Africa, where he was held from 1964 - 1982. Mandela was released from imprisonment in 1990 despite having initially been handed a life sentence. At the time of his imprisonment, South Africa was ruled by the white supremacist system of apartheid, in which native black Africans were officially considered inferior in every way to colonial European citizens, also known as Afrikaners. Mandela was an anti-apartheid revolutionary who eventually became the first president of South Africa, and he was initially imprisoned on charges of incitement before being charged with conspiracy to overthrow the state in what is known as the Rivonia Trial.
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    • Why did apartheid happen in South Africa?

      Q: Why did apartheid happen in South Africa?

      A: Apartheid was created as a means of cementing economic and social control over South Africa and its resources. The country was colonized by the English and the Dutch in the 17th century. Yet, when gold was discovered in the 1900s, the British seized control, and war broke out. Eventually, peace negotiations were reached and the two shared power over South Africa until the Reunited National Party won the 1948 election.
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