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On This Day
America250
— 250 years since 1776. Explore two and a half centuries of American history.
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#Public Health
#Public Health
12 entries
People
(4)
Clara Barton
Civil War nurse and founder of the American Red Cross
Dorothea Dix
Reformer who transformed the treatment of the mentally ill in America
Jonas Salk
Developer of the first effective polio vaccine, 1955
Margaret Sanger
Birth control pioneer whose crusade for reproductive rights is inseparable from her eugenicist ideology
Events
(4)
COVID-19 Pandemic
The 2020–2023 public health crisis that killed over a million Americans and transformed national life
Election of 2020
Joe Biden defeats Donald Trump in a pandemic election
The 1918 Flu Pandemic
The "Spanish flu" that killed more Americans than all the century's wars
The AIDS Epidemic
A public-health catastrophe that reshaped medicine and activism
Documents
(2)
Medicare and Medicaid Act
The 1965 Law That Created Health Coverage for the Elderly and the Poor
Social Security Act
The 1935 law that created the American social safety net
Concepts
(1)
Disasters in American History
The fires, floods, plagues, and catastrophes that shaped the nation
Technology
(1)
Salk Polio Vaccine
The 1955 vaccine that ended summer polio epidemics — and the doctor who refused to patent it
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169
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147
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115
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113
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112
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111
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99
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95
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90
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82
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74
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71
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71
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62
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61
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58
Westward Expansion
57
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56
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55
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54
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51
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49
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46
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42
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41
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38
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33
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31
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30
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29
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28
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28
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28
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24
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22
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22
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21
Progressive Era
21
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20
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19
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15
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14
Colonial America
13
Gilded Age
12
Public Health
12
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11
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8
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8
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8
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1