| Personal |
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Moncure Conway enters Dickinson College |
| Education/Culture |
|
American Medical Association founded in Philadelphia |
| Commercial |
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Rubber tire for carriage wheels patented in the United States |
| Business/Industry |
|
English-style railroad coaches go into service in Massachusetts |
| Business/Industry |
|
U.S. Post Office opens its contract ocean mail mail service to Europe |
| Legal/Political |
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The McClintock Riot takes place in Carlisle, Pennsylvania |
| Dickinsonian |
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Dickinson College holds annual commencement ceremonies |
| US/the World |
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In France, liberal politicians hold the first in a series of constitutional reform "banquets" |
| Foreign |
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The Catholic cantons (provinces) of Switzerland refuse to disband their paramilitary forces |
| Slavery/Abolition |
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Joseph Jenkins Roberts declares the creation of the independent Republic of Liberia |
| Legal/Political |
|
The McClintock Riot trial is held in Carlisle, Pennsylvania |
| Foreign |
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Louis Philippe of France names the moderate liberal François Guizot as prime minister |
| US/the World |
|
Civil war erupts in Switzerland |
| Legal/Political |
|
The 30th Congress of the United States opens in Washington, DC |
| Legal/Political |
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The 30th Congress is in session in Washington, DC, sitting from early December, 1847 till mid-August, 1848 |
| Education/Culture |
|
The first comic weekly paper in the United States is published in Philadelphia |
| Slavery/Abolition |
|
Joseph Jenkins Roberts inaugurated as the first president of newly independent Liberia |
| Business/Industry |
|
Gold discovered in California |
| Lawmaking/Litigating |
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The United States and Mexico sign the Treaty of Guadalupe Hidalgo |
| Education/Culture |
|
Karl Marx and Friedrich Engels publish the Communist Manifesto in London |
| Foreign |
|
Louis Philippe abdicates the throne in France and republicans take power |
| Lawmaking/Litigating |
|
Pennsylvania adopts the nation's first state child labor law |
| Education/Culture |
|
Verdi's opera "Nabucco" has its United States premiere in New York City |
| Education/Culture |
|
The Homeopathic Medical College of Pennsylvania is incorporated in Philadelphia |
| US/the World |
|
The new republican government of France declares all slaves in French colonies to be free |
| Foreign |
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Representatives from many German states meet in Frankfurt to discuss German unification |
| Campaigns/Elections |
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The Democrats nominate Lewis Cass and William Orlando Butler |
| Science/Technology |
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The first woman is elected to the American Academy of Arts and Sciences |
| Commercial |
|
The ice cream freezer is patented in Baltimore |
| Slavery/Abolition |
|
Danish government plans a ten-year abolition in the Danish West Indies but local slaves demand immediate freedom |