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Wikipedia: Additive Inverse
What is additive inverse? It means "opposite." Find out more about this concept in this detailed definition with examples and links to related terms.
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Wikipedia: Navigation Acts
A brief account of the Navigation Acts from Wikipedia. Gives history and background of the Acts, why they were put into effect, and what happened because of them.
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Wikipedia: Alexander Iii of Russia
Wikipedia offers an in-depth biography of Alexander III and discusses his reign as tsar of Russia.
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Wikipedia: Carolus Linnaeus
This site from the Encyclopedia Wikipedia provides an overview of the life of botanist Carolus Linnaeus discusses his upbringing and education. It also provides information about his work on taxonomy.
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Wikipedia: Diary
An encyclopedia article from Wikipedia on the diary discusses the transition from the first diaries being used strictly for business to diaries being used for personal use. Also gives details on diary (or journal) writing during the 21st...
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Wikipedia: Musical Mode
This site from the Wikipedia Encyclopedia provides an encyclopedia article about modes in music discusses how their names were derived, lists the major and minor modes, lists characteristics of each mode and examples of songs that you...
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Wikipedia: William Ewart Gladstone
Wikipedia offers a great biography on the life of William Gladstone. Discusses his time in Parliament, his work to rehabilitate prostitutes, his time as Chancellor of the Exchequer, his accomplishments as Liberal prime minister, and more.
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Wikipedia: Lend Lease
A summary of what the Lend-Lease Act was and how it played an important part in World War II.
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Wikipedia: Lewis and Clark Expedition
An encyclopedia article from Wikipedia on Meriwether Lewis and William Clark's 1804-1806 expedition. The article discusses the places that were visited during their journey, the significance of the expedition, encounters they had with...
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Wikipedia: Asteroid
This site from the encyclopedia Wikipedia is a good resource page on asteroids. Gives details on different groups of asteroids that have been identified; how they get their name and number after identification; the six types of...
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Wikipedia: Pope Julius Ii
This biography of Pope Julius II from Wikipedia details his life and his achievements.
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Wikipedia: William Jennings Bryan
Wikipedia offers an overview of the life of William Jennings Bryan that discusses his campaign for President in 1896 and his life after he was defeated in the election. Also includes links to information on the Elections of 1896, 1900...
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Wikipedia: Romanticism
Wikipedia provides a detailed site on Romanticism, an artistic and intellectual movement in the late 18th century. This site includes several examples of artwork from the Romantic era.
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Wikipedia: Kamakura Shogunate
The Kamakura Shogunate was a feudal military dictatorship ruled by the shoguns of the Minamoto family from 1185 to 1333 AD. The article gives information on Minamoto no Yoritomo's proclamation as shogun of the Kamakura Dynasty, his wife...
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Wikipedia: Sewing Machine
A history of the sewing machine is given with a discussion of Elias Howe and the contributions of others to perfect and improve on the machine. Describes the types of stitches a sewing machine can do, and the social impact of the sewing...
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Wikipedia: Joseph Lister, 1st Baron Lister
Did you know that Listerine mouthwash was named after Joseph Lister? This Wikipedia encyclopedia reference gives an overview of the work and accomplishments of prominent physician, Joseph Lister (1827-1912 CE). Lister is credited with...
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Wikipedia: Republic
This detailed article defines the term republic, discusses the characteristics of a republican government, examines significant republican governments throughout history, and looks at different types of republican governments in the...
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Wikipedia: Natural Monopoly
This entry offers a concise description of a natural monopoly, its history, how it occurs, and how it is regulated.
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Wikipedia: Aardvark
This encyclopedia article from Wikipedia provides a brief overview of the aardvark. Additional content includes a focus on "aardvark" as a subject of humor in British comedy.
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Wikipedia: War on Terror
This Wikipedia article discusses the United States counter-terrorism strategy and its controversy.
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Wikipedia: Renaissance
Provides a detailed look at the Renaissance movement. Content includes a focus on important Renaissance political leaders, religious figures, authors, artists, scientists, philosophers, and composers.
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Wikipedia: Mengistu Haile Mariam
Information on the life and rule of former Ethiopian leader Mengistu Haile Mariam is found here. Discusses his involvement with the Derg, which overthrew Emperor Haile Selassie in 1974. Also discusses his years in office and the Derg's...
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Wikipedia: Ur
This encyclopedia article from provides a detailed overview of the ancient Mesopotamian city of Ur. Content includes a focus on the history of this city and its archaeology. Links are also provided for additional information.
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Wikipedia: Democracy
A detailed Wikipedia resource on democracy that explains what it is, what the types of democracy are, and gives examples.