Senate ratifies Louisiana Purchase

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October 20, 1803

Thomas Alva Edison dies

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October 18, 1931

Columbus Day

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October 12, 1492

Isabella I of Castile, Queen of Spain (1479–1504) and patron of Christopher Columbus, is born

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April 22, 1451
  • Building Suburbia: Highways and Housing in Postwar America

    Created June 10, 2010
    Building Suburbia: Diebenkorn's City Scape

    This lesson highlights the changing relationship between the city center and the suburb in the postwar decades, especially in the 1950s. Students will look at the legislation leading up to and including the Federal Highway Act of 1956. They will also examine documents about the history of Levittown, the most famous and most important of the postwar suburban planned developments.

    American Museum of Natural History logo

    Anthropology Collection, AMNH

    Over 200,000 objects from North American, Mexican & Central American, South American, African, Asian, and Pacific Ethnographic Collections with images and detailed description, linked to the original catalogue pages, field notebooks, and photographs are available online. (American Museum of Natural History)

  • Lesson 4: The Monroe Doctrine: Whose Doctrine Was It?

    John Quincy Adams played a crucial role in formulating the Monroe Doctrine when  he was Monroe's Secretary of State.

    In what ways did John Quincy Adams and Thomas Jefferson contribute to the formulation of the Monroe Doctrine?

  • Mission Nuestra Señora de la Concepción and the Spanish Mission in the New World

    Mission Nuestra Señora de la Concepción de Acuña, San Antonio, Texas, 1755.  Convento and church at dusk.

    In this Picturing America lesson, students explore the historical origins and organization of the Spanish missions in the New World, and discover the varied purposes these communities of faith served.

  • Lesson 1: The Monroe Doctrine: U.S. Foreign Affairs (circa 1782–1823) and James Monroe

    Portrait of James Monroe, fifth President of the United States, by Gilbert  Stuart.

    What was the Monroe Doctrine? What principles of foreign policy did this Doctrine establish? What were the significant events in U.S. diplomacy before 1823? What diplomatic roles had James Monroe played before he became president? Here, a careful examination of the document anticipates what is to come.

  • Lesson 1: From the President's Lips: The Concerns that Led to the Sedition (and Alien) Act

    John Adams.

    What conditions provided the impetus for the Sedition Act? Partisan animosity was strong during Adams's presidency. The first two political parties in the U.S. were in their infancy—the Federalists, to which the majority of members of Congress belonged, and the Democratic-Republicans, led by former vice-president Thomas Jefferson and four-term Congressman James Madison, who had left the House in 1796.