The American President

photo gallery

Crisis and scandal

Richard Nixon waves from a military helicopter as he leaves the White House grounds after his resignation as president, Aug. 9, 1974.

AP Photo / Chick Harrity

President Richard Nixon's letter of resignation to Secretary of State Henry Kissinger, Aug. 9, 1974.

AP Photo / White House

President George W. Bush's Chief of Staff Andy Card whispers into the ear of the president to give him word of the plane crashes into the World Trade Center, during a visit to the Emma E. Booker Elementary School in Sarasota, Fla., Sept. 11, 2001.

AP Photo / Doug Mills

President George W. Bush puts his arm around firefighter Bob Beckwith while standing on the rubble of the World Trade Center in New York, Sept. 14, 2001.

AP Photo / Doug Mills

President Ronald Reagan steps aside as Attorney General Edwin Meese, right, prepares to answer reporters' questions at the White House on Nov. 25, 1986. Meese said the White House had learned that up to $30 million received from the secret sale of arms to Iran had been transferred to U.S.-backed Contras fighting the Nicaraguan government.

AP Photo / Bob Daugherty

President Barack Obama turns to leave the stage after speaking about National Security Agency (NSA) surveillance, Jan. 17, 2014, at the Justice Department in Washington. Seeking to calm a furor over U.S. surveillance, Obama called for ending the government's control of phone data from hundreds of millions of Americans and immediately ordered intelligence agencies to get a secretive court's permission before accessing such records.

AP Photo / Charles Dharapak

From the 1999 Pulitzer Prize-winning portfolio by AP photographers, President Clinton makes a statement at the White House thanking those Democratic members of the House of Representatives who voted against impeachment and vowing to complete his term. First lady Hillary Rodham Clinton looks on, Dec. 19, 1998.

AP Photo / Susan Walsh

President Jimmy Carter bows his head during a prayer service at Washington National Cathedral on Nov. 15, 1979, for the hostages being held at the U.S. Embassy in Tehran, Iran. From left: Carter; Vice President Walter F. Mondale and Secretary of State Cyrus Vance.

AP Photo / Ira Schwarz

President Lyndon Johnson works on his speech in the White House Cabinet Room, March 30, 1968. The following day the president announced to the nation that in order to devote himself to his duties, he would not seek or accept the nomination for re-election.

AP Photo / Bob Daugherty

President John F. Kennedy, right, confers with his brother Attorney General Robert F. Kennedy at the White House in Washington, on Oct. 1, 1962, as military tensions between the U.S. and the Soviet Union escalated into the Cuban Missile Crisis.

AP Photo