Winston Churchill opens the new headquarters of a Royal Auxiliary Air Force squadron at Croydon in 1948. Central Press/Hulton Archive/Getty Images hide caption

itoggle caption Central Press/Hulton Archive/Getty Images

Drivers and a man pushing a lawnmower line up at gas station in San Jose, Calif., in March 1974. AP hide caption

itoggle caption AP

President Obama speaks about the government shutdown, the budget and the debt ceiling debate during a visit to M. Luis Construction in Rockville, Md., on Thursday. Saul Loeb/AFP/Getty Images hide caption

itoggle caption Saul Loeb/AFP/Getty Images

The Capitol is mirrored in its reflecting pool early Tuesday, as the partial federal shutdown began. But there's a battle still to come in which the stakes are even higher. J. David Ake/AP hide caption

itoggle caption J. David Ake/AP

With President Jimmy Carter watching, Benjamin Civiletti is sworn in by Chief Justice Warren Burger as U.S. attorney general on Aug. 16, 1979. The following year, Civiletti issued a legal opinion saying that federal work cannot go on until Congress agrees to pay for it. AP hide caption

itoggle caption AP

President Obama joins former President Clinton to talk about the health care law, during the annual Clinton Global Initiative meeting Tuesday in New York. Getty Images hide caption

itoggle caption Getty Images

President Obama gestures as he speaks to workers at the Ford Kansas City Stamping Plant in Liberty, Mo., on Friday. Pablo Martinez Monsivais/AP hide caption

itoggle caption Pablo Martinez Monsivais/AP

President Obama's speeches about Syria have at times seemed to reveal his own internal struggle on the topic. Pablo Martinez Monsivais/AP hide caption

itoggle caption Pablo Martinez Monsivais/AP

A spectator on the National Mall holds an image of President Obama and Martin Luther King during the 2013 presidential inauguration in January. Gabriel B. Tait/MCT/Landov hide caption

itoggle caption Gabriel B. Tait/MCT/Landov

President Obama makes an unannounced stop to talk with the Tully Central High School soccer team about their plans for college in Tully, N.Y., on Friday. Jacquelyn Martin/AP hide caption

itoggle caption Jacquelyn Martin/AP

President Obama steps off his bus, nicknamed "Ground Force One," as he arrives for breakfast at the Ossorio Bakery and Cafe in Cocoa, Fla., during a two-day bus tour last year. Saul Loeb/AFP/Getty Images hide caption

itoggle caption Saul Loeb/AFP/Getty Images

The National Labor Relations Board building in downtown Washington. Jon Elswick/AP hide caption

itoggle caption Jon Elswick/AP

The government took over mortgage giants Fannie Mae (seen in 2010) and Freddie Mac in 2008, during the worst of the housing crisis. Win McNamee/Getty Images hide caption

itoggle caption Win McNamee/Getty Images

Naomi Hendrix (right) and Rio Waller exchange their wedding vows in a small garden across from the Fresno County Clerk's office in California on Monday. Gosia Wozniacka/AP hide caption

itoggle caption Gosia Wozniacka/AP