A sea of self-motivated individuals or a web of interdependent talents? Both, of course. Jewel Samad/AFP/Getty Images hide caption

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A supporter of President Barack Obama raises his arms as it is announced that Obama was re-elected during an election night watch party in Chicago. Jerome Delay/AP hide caption

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Allan Lichtman, a professor at American University, discusses his 13 keys to a successful election campaign on April 13 in his office in Washington, D.C. Paul J. Richards/AFP/Getty Images hide caption

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In June, former Massachusetts Gov. Mitt Romney was making the case for the repeal of the administration's health law. With his defeat, the law is looking secure. Charles Dharapak/AP hide caption

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Republican presidential candidate Mitt Romney speaks about the Supreme Court ruling on health care in Washington on June 28. Charles Dharapak/AP hide caption

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Mitt Romney speaks Monday at a campaign event at Avon Lake High School in Avon Lake, Ohio. Tony Dejak/AP hide caption

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During a campaign speech at Veterans Memorial Park in Manchester, N.H., Oct. 18, President Obama once again embraced the term "Obamacare" while discussing the Affordable Care Act. Darren McCollester/Getty Images hide caption

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A print in The Illustrated London News of Dec. 3, 1864, depicts Election Day in a wealthy (top) and poor (bottom) neighborhood in New York. The top caption reads: "A polling-place in the 'upper ten.' " The bottom caption reads: "A polling-place among the 'lower twenty.' " Click Here To See A Full-Size Image Library of Congress hide caption

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It's All Politics

Why Are Elections On Tuesdays?

The answer dates back to the 19th century and involves buggies, the Sabbath and farming.

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Annual "Biketoberfest" participants ride along Beach Street in downtown Daytona Beach, Fla., in 2010. Daytona Beach Visitors Bureau hide caption

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Republican presidential nominee Mitt Romney and President Obama spar over energy policy during the second presidential debate at Hofstra University on Tuesday. Charlie Neibergall/AP hide caption

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