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Romans began public health and sanitation systems. They believed cleanliness would lead to good health. They realized bad health was related to swamps, sewage, and debris. They built a water system to get rid of the sewage and they also had built public toilets.
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Christopher Columbus landed in central America thinking it was Asia. He is credited as opening up the Americas to the Europeans.
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William Harvey was the first to describe the circulation of blood to and from the heart. Before his discovery, people believed that the blood came from the liver. Harvey couldn't accept the theory so he decided to study the flow of blood in animals.
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April 17, 1775 was the start of the American Revolutionary War. Americans wanted their freedom from Great Britain. They were willing to fight for their own separate government and country,
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Edward Jenner was the first to develop a vaccine for smallpox. He used pus from a blister of a cowpox.
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A French Physician, Rene Laenne, invented the first stethescope
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James Blundell performed the first successfull human blood transfusion.
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Florecne Nightingale started the first nursing school in 1860. Her mission was the train nurses to work in hospitals, work with the poor, and to teach.
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An American Surgeon, Crawford W. Long, used ether as a general anesthetic for surgery for the first time.
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Robert Koch is considered the father of microbiology. He developed a method to test whether a particular micro-organism is the cause of a disease.
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Sigmund Freud is known as the Father of Pyschoanalysis. He elaborated the theory that the mind is a more complex enerygy system.
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The American Civil War was fought over the secession of some southern states. The southern states were known as the Confederates and wanted to have slaves. After four years, the Confederacy surrendered and slavery was abolished everywhere.
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Joseph lister began using sterile instruments, antiseptics, and disinfectants when treating patients.
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Clara Barton is known was the "Angel of the Battlefield." She established the American Red Cross in Washington D.C.
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The first contact lenses were made of glass and fitted to cover the entire eye.
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William Roentgen, a German professor, discovered x-rays. Through his experiments and research, he came to conclusion that x-ray beams are produced by the impact of cathode rays on material objects.
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Waldemar Haffkine invented the first vaccine for the bubonic plague.
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Felix Hoffman used the juice from willow bark, mixed with other chemicals to create aspirin.
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Marie Curie and Andre Debierne was the first to isolate metallic radium by electrolysis.
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The Armenian Genocide started on April 24, 1915. The Turkey government wanted all the Armenians gone. They first killed the soldiers, then the leaders/intellectuals, and finally the children and women. One and half million Armenians were killed. To this day, the Turkish government still denys that a genocide occured.
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Harry J. Buncke was known as the father of micosurgery, Microsurgery is a surgery on minute body structures with the help of a microscope and other tools. He reported the first successful rabbit ear replantation.
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Sir Alexander Fleming discovered penicillin by chance. A mold contaminated his petri dish and Fleming realized that the new mold had killed the bacteria.
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The Holocaust was a genocide of the Jews in Germany by Hitler and the Nazis. Hitler wanted all the Jews dead so he built gas chambers, concentration camps, and death camps. About six million Jews were killed in the Holocaust.
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Bernard Fantus started the first blood bank at Cook County Hospital in Chicago.
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The first kidney transplant was performed at the Brigham Hospital in Boston, Massachusetts.
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Jonas Salk developed the polio vaccine and announced it safe for the public.
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Amniocentesis (the insertion of a needle into the womb) is first used to determine the sex of a fetus. The fluid can also be used to detect genetic defects.
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The oral polio vaccine was developed by Albert Sabin. It is the most preferred vaccine for many countries.
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The first orally taken contraceptive pill was approved for birth control use in the U.S. The pill was originally available by a prescription for fertility issues.
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On December 3, 1967, Christian Barnard performed the world's first heart transplant surgery, The patient only lived for 18 days before dying to pneumonia. His heart was still beating strong in the end.
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Gene therapy was first discovered in the 1970's. Gene therapy is inserting genes into someone's cells and tissues to treat a disease.
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Louise Brown was the first test tube baby born in Great Britain. The process was done by Dr. Steptoe and Dr. Edwards,
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Dolly the sheep was the first successful cloned mammal from an adult cell of a six year old ewe.
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Hurricane Katrina was one of the most deadliest and destructive hurricane in the Atlantic Area. It killed almost 2,000 people and it caused $81 billion in damage.
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The first iPhone ever was releashed to the public on June 29, 2007. Since then, there has been a total of five generations. These little electronic devices has drastically changed our lives.
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Barack Obama won the 44th presidency in 2009. He is the youngest president in history and the first African American president. He won over McCain.
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On 9/11/2001, the twin towers attacked by hijacked planes. The Pentagon and a field in Pennsylvania was also attacked by planes. The attacks killed almost 3,000 people and injuring a lot more.
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Daniel Gabriel Fahrenheit created the first mercry-in-glass thermometer.
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Rhazes, an Arab physician discovered that cat gut could be used as suture material
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Caliph 'Abd al-Malik built the Dome of the Rock to remember Prophet Muhammad 's Night Journey. It was built in Jerusalem at Temple Mount.