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The Lisbon Earthquake struck Portugal with a magnitude of 9 on the Richter Scale, it killed about 20,000 people and was so strong that it lasted for about three and a half minutes to about six minutes.
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The Krakatoa Eruption killed 36,000 people and had a measure of 6 on the Volcanic Explosivity Index(VEI), with a force of 200 megatons of TNT. Krakatoa had been dormant for over 200 years when it erupted in 1883, but earlier records show that it had been known as the ‘Fire Mountain’ by Javanese people for centuries.
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The Aleutian Earthquake was measured to have a magnitude of 8.1 and killed 160 people. The damage totaled about $300 million in 1964 dollars ($2.3 billion in 2013 dollars).
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The Great Chilean Earthquake left two million people homeless, injured at least 3,000, and killed approximately 61-1,655. The reason it was named "Great" is that it was measured to a magnitude of 9.5 on the Richter Scale.
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The Good Friday Earthquake hit Alaska with a recorded magnitude of 9.2 and killed 130 people. Property damage was estimated at over $300 million (1964 dollars), or $1.8 billion in 2005 U.S. dollars
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The Hokkaido Earthquake killed 120 people and was estimated to have a magnitude of 7.8. The rupture occurred on a fault that dipped at 24 degrees to the east. It had an estimated length of 150 km with a displacement of 2.5 m.
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The Papua New Guinea Earthquake yielded a magnitude of 7.1 and resulted in a tsunami. The tsunami resulted in at least 2,200 people being killed, thousands being injured, about 9,500 homeless, and about 500 missings. The maximum height of the waves was estimated at 49 ft high with an average height of 34 ft.
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The Sumatra Earthquake generated a magnitude of 9.1 and killed 230,000. It is estimated to have released energy equivalent to 23,000 Hiroshima-type atomic bombs.
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The Samoa Earthquakes generated tsunami waves of up to 22 meters (72 feet) that engulfed the shores, killing at least 200 people. It was documented to have a magnitude of 8.1
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The 2010 Chile earthquake occurred off the Maule coast of central Chile on Saturday, 27 February 2010. Having a magnitude of 8.8 on the moment magnitude scale, with intense shaking lasting for nearly four minutes. In the end, it killed up to 700 people.
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The Tohoku Earthquake's magnitude was mesured to be 9.1 on the Richter Scale. People in Japan said that they could feel the strong shaking for three to five minutes, and killed 20,000 people.
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The Sulawesi Earthquake takes place in Indonesia. The sudden earthquake had a magnitude of ~7.5. As a result, 1.5-meter tsunami waves caused widespread damage and destruction to Palu and Donggala. killed 4,340 people.