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1900s by Theme AP World History
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Antibiotics In 1928, Alexander Fleming identified penicillin, the first chemical compound with antibiotic properties. Fleming was working on a culture of disease-causing bacteria when he noticed the spores of little green mold in one of his culture plates. He observed that the presence of the mold killed or prevented the growth of the bacteria. Antibiotics revolutionized medicine in the 20th century, and have together with vaccination led to the near eradication of diseases such as tuberculosis in the developed world. Demographic shifts due to increased survival rates.
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Artificial Heart Device that replaces the heart. Artificial hearts are typically used to bridge the time to heart transplantation, or to permanently replace the heart in case heart transplantation is impossible. Although other similar inventions preceded it going back to the late 1940s, the first artificial heart to be successfully implanted in a human was the Jarvik-7 in 1982, designed by a team includingWillem Johan Kolff and Robert Jarvik. An artificial heart is distinct from a ventricular assist device designed to support a failing heart. It is also distinct from a cardiopulmonary bypass machine, which is an external device used to provide the functions of both the heart and lungs and are only used for a few hours at a time, most commonly during cardiac surgery.
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Malaria is a mosquito-borne disease caused by a parasite
Malaria is a mosquito-borne disease caused by a parasite. People with malaria often experience fever, chills, and flu-like illness. Left untreated, they may develop severe complications and die. In 2015 an estimated 214 million cases of malaria occurred worldwide and 438,000 people died, mostly children in the African Region. About 1,500 cases of malaria are diagnosed in the United States each year. The vast majority of cases in the United States are in travelers and immigrants returning from countries where malaria transmission occurs, many from sub-Saharan Africa and South Asia
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Tuberculosis
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Cholera Caused by contaminated water. Severe stomach flu symptoms – can cause death.
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Ebola
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HIV/AIDS Sub-Saharan Africa hit hardest as a result of huge demographic shifts after slave trade and European Imperialism, and poor medical care
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Delay childbirth for education, and have fewer children.
Diabetes and Heart disease are impacted in part by a richer diet available as a result of improved agriculture and global food supplies. Alzheimer’s disease typically onsets close or after age 70. With medical breakthroughs and less dangerous living conditions, people begin living to a greater age resulting in a statistical increase of age related conditions within society – demographic shift. This causes a demographic shift in industrialized nations as more women enter the workforce, Delay childbirth for education, and have fewer children. Result in Unindustrialized Countries: increasing populations, overextended resources, sanitation, etc. Result in Industrialized Nations: slower population growth, aging population. Best example: Japan. Japan has whole towns with few or no children.
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In late 1937, over a period of six weeks, Imperial Japanese Army forces brutally murdered
hundreds of thousands of people–including both soldiers and civilians– in the Chinese city of Nanking (or Nanjing). The horrific events are known as the Nanking Massacre or the Rape of Nanking, as between 20,000 and 80,000 women were sexually assaulted.
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WWII Firebombing of Dresden, Germany
Dresden after the bombing raid Date 13–15 February 1945 Location Dresden Result Allied victory Strategic targets destroyed Extensive casualties
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Hiroshima and Nagasaki
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Blame it on French Imperialism:
The political, social, and economic vacuum that resulted from the French pulling out of Vietnam after World War II Resulted in Vietnam, especially in North, becoming dominated by communism (touches China, which is communist) This freaked out the United States which was in the Cold War with the Soviet Union (Russia). Led directly to the Vietnam War
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Kurdish uprising of 1991
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Kurdish Refugees Refugees, walking to the border with Turkey on a two-day trek. The Kurds were terrified that Saddam's men would use chemical weapons against them - as they had done in 1988. Kurdish people wait on the Iraq side of the Khabur River frontier with Turkey hoping to be allowed to cross to safety in Turkey. At this time the Turkish military would not allow any Kurdish refugees to cross. More than one million Kurdish refugees swamped the borders with Turkey and Iran. Many were to die in the mountains before the setting-up of safe havens by coalition forces on the Iraqi side of the border brought some respite for their plight.
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