Professor David Kennedy talks about the punitive nature of the Treaty of Versailles, signed after World War I.

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Historians Doris Kearns Goodwin and Carl Sferrazza Anthony discuss little-known facts about past presidents like Harding, Cleveland, Franklin D. Roosevelt, Kennedy, and Reagan.

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This iCue Mini-Documentary introduces President Theodore Roosevelt's selection of his good friend William Howard Taft as his successor. However, Taft turned out to be a disappointment to Roosevelt Progressives.

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Pulitzer-Prize-winning author Edmund Morris discusses Roosevelt's White House years, subject of his latest presidential biography, Theodore Rex.

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The fire at the Triangle Shirtwaist factory in New York City was the deadliest workplace disaster in New York history until 9/11. David Von Drehle, the author of Triangle: The Fire that Changed America, discusses the fire in this segment from the NBC Today Show.

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Most of the early films of the silent era were seen as less than respectable, says Josh Brown of the American Social History Project.

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Stephen Ambrose says that the completion of the Transcontinental Railroad in 1868 was the great achievement of the 19th century.

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On the eve of the Supreme Court's decision in Bush v. Gore, Historian Doris Kearns Goodwin describes the intense deliberations that went into two historic Court decisions: Brown v. Board of Education in 1954, and the Dred Scot decision of 1857.

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Author David McCullough discusses his book John Adams, profiling the life of the second president of the United States. McCullough talks about the relationship between Adams and Thomas Jefferson, and also with his wife Abigail.

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Time Magazine's Christopher John Farley discusses the election of 1800 and the presidency of Thomas Jefferson. Jefferson's term in office is remembered for a war on terror, and the Louisiana Purchase, and a scandal.

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