Sharecropper family, St. Augustine, Florida, 1886 (Courtesy Library of Congress)
Segregated school classroom, Henderson County, KY, 1916 (Courtesy Library of Congress)
Formerly enslaved persons reunion, 1917 (Courtesy Library of Congress)
Segregated drinking fountain on the county courthouse lawn, Halifax, NC, April 1938 (Courtesy Library of Congress)
Segregated theater in Leland, MS, 1939 (Courtesy Library of Congress)
Highway sign for segregated tourist cabins, South Carolina, June 1939 (Courtesy Library of Congress)
Segregated water cooler, Oklahoma City, OK, July 1939 (Courtesy Library of Congress)
President Obama's grandparents, Stanley and Madelyn Dunham, during World War II (Courtesy Barack Obama Presidential Library)
NAACP youth marching to protest Texas segregation laws, 1947 (Courtesy Library of Congress)
Governor Orval Faubus of Little Rock, Arkansas holds anti-integration sign, September 27, 1956 (Courtesy Library of Congress)
Elizabeth Eckford, flanked by National Guardsmen, gets heckled as she enters school, Little Rock, AR, September 4, 1957 (Courtesy Library of Congress)
African Americans line up during voter registration in Tennessee, April 21, 1960 (Courtesy Library of Congress)
A young Barack Obama with his mother, Stanley Ann Dunham, 1963 (Courtesy Barack Obama Presidential Library)
March on Washington, August 28, 1963 (Courtesy Library of Congress)
Martin Luther King Jr., March on Washington, August 28,1963 (Courtesy National Archives)
March on Washington, August 28, 1963 (Courtesy National Archives)
March on Washington, August 28, 1963 (Courtesy Library of Congress)
Policeman threatens a young protester with a night stick, Nashville, TN, 1964 (Courtesy Library of Congress)
Malcolm X at a press conference about the Senate debate on the Civil Rights Act of 1964, U.S. Capitol, March 26, 1964 (Courtesy Library of Congress)
Robinson family photo, June 1964 (Courtesy Barack Obama Presidential Library)
A young Barack Obama with his grandfather, Stanley Dunham, Hawaii, 1960s (Courtesy Barack Obama Presidential Library)
A parade of 15,000 march in Harlem, NY, March, 1965 (Courtesy Library of Congress)
NAACP supporters march with signs in Selma, AL, 1965 (Courtesy Library of Congress)
African American demonstrators protest for voting rights and against police brutality outside the White House, March 12, 1965 (Courtesy Library of Congress)
A young Barack Obama with his mother and grandmother at the University of Hawaii, 1967 (Courtesy Barack Obama Presidential Library)
A young Barack Obama with his grandparents and mother at her graduation from the University of Hawaii, 1967 (Courtesy Stanley Ann Dunham Scholarship Fund)
A woman walks in the mud in Resurrection City, Washington, D.C., May 24, 1968 (Courtesy Library of Congress)
A young Barack Obama with stepfather, Lolo Soetoro, mother, Ann, and half-sister, Maya, Indonesia, 1970 (Courtesy Barack Obama Presidential Library)
Barack Obama Sr. and Stanley Ann Dunham at the Honolulu Airport, December 1971 (Courtesy Barack Obama Presidential Library)
Barack Obama with his father at the Honolulu airport, December 1971 (Courtesy Barack Obama Presidential Library)
Representative Shirley Chisholm 1972 presidential campaign poster (Courtesy Library of Congress)
Representative Shirley Chisholm speaks at Democratic National Convention, Miami, FL, July 12, 1972 (Courtesy Library of Congress)
Michelle's gradeschool yearbook photo, Chicago, IL, 1970s (Courtesy Barack Obama Presidential Library)
A young Barack Obama with his mother, grandfather, and half-sister, 1970s (Courtesy Barack Obama Presidential Library)
A young Barack Obama with mother, grandmother, and half-sister Maya, Yellowstone National Park, 1970s (Courtesy Barack Obama Presidential Library)
A young Barack Obama with grandmother, Yellowstone National Park, 1970s (Courtesy Barack Obama Presidential Library)
Jesse Jackson and others carry signs advocating support for Hawkins-Humphrey Bill for full employment outside the White House, January 15, 1975 (Courtesy Library of Congress)
Barack Obama with maternal grandparents at Punahou School Commencement, 1979 (Courtesy Barack Obama Presidential Library)
Barack Obama with maternal grandparents, Stanley and Madelyn Dunham, New York City, 1980s (Courtesy Barack Obama Presidential Library)
Jesse Jackson 1984 presidential campain poster (Courtesy Library of Congress)
Michelle's Princeton graduation, 1985, (Courtesy Barack Obama Presidential Library)
Barack Obama sits with paternal grandmother, Sarah, during his first trip to Kenya, 1988 (Courtesy Barack Obama Presidential Library)
Barack and Michelle, 1990s (Courtesy Barack Obama Presidential Library)
Barack with his mother and half-sister, 1990s (Courtesy Stanley Ann Dunham Scholarship Fund)
Barack and Michelle Obama on their wedding day, Chicago, IL, October 18, 1992 (Courtesy Barack Obama Presidential Library)
Barack and Michelle Obama, December 1992 (Courtesy Barack Obama Presidential Library)
State Senator Obama at a campaign event, Lincoln, IL, July 7, 2004 (Courtesy Barack Obama Presidential Library)
Senator Obama meets with Veterans Affairs Secretary nominee Jim Nicholson, Washington, D.C., January 6, 2005 (Courtesy Office of Senator Barack Obama)
Senator Obama office opening, Springfield, IL, January 10, 2005 (Courtesy Office of Senator Barack Obama)
Senator Obama office opening, Springfield, IL, January 10, 2005 (Courtesy Office of Senator Barack Obama)
Senator Obama campaigns in Iowa, August 16, 2007 (Courtesy Barack Obama Presidential Library)
President Obama and Michelle Obama at the Inaugural Parade, Washington, D.C., January 20, 2009 (Courtesy Library of Congress)
President Obama and Michelle Obama at the Inaugural Ball, Washington, D.C., January 20, 2009 (Courtesy Barack Obama Presidential Library)
President Obama and Michelle Obama ride the freight elevator at the Inaugural Ball, Washington, D.C., January 20, 2009 (Courtesy Barack Obama Presidential Library)
President Obama and Michelle Obama receive visitors, the White House, January 21, 2009 (Courtesy Barack Obama Presidential Library)
President Obama in the Oval Office, January 30, 2009 (Courtesy Barack Obama Presidential Library)
President Obama in the Blue Room, February 9, 2009 (Courtesy Barack Obama Presidential Library)
President Obama and Michelle Obama at the Governors Ball, the White House, February 22, 2009 (Courtesy Barack Obama Presidential Library)
President Obama and Michelle Obama, the White House, February 26, 2009 (Courtesy Barack Obama Presidential Library)
President Obama runs down the East Colonnade with dog, Bo, March 15, 2009 (Courtesy Barack Obama Presidential Library)
President Obama and Michelle Obama, the White House, March 20, 2009 (Courtesy Barack Obama Presidential Library)
President Obama reviews notes prior to a press conference, the White House, March 24, 2009 (Courtesy Barack Obama Presidential Library)
President Obama meets with General Raymond T. Odierno at Camp Victory, Baghdad, Iraq, April 7, 2009 (Courtesy Barack Obama Presidential Library)
President Obama with senior advisors during a birthday party in the Oval Office, April 15, 2009 (Courtesy Barack Obama Presidential Library)
President Obama arrives in Ankara, Turkey, April 27, 2009 (Courtesy Barack Obama Presidential Library)
President Obama, Henry Louis Gates, Jr., and Cambridge Sgt. James Crowley at the White House, July 30, 2009 (Courtesy Barack Obama Presidential Library)
President Obama discusses the impending health care vote with members of his administration, the White House, November 11, 2009 (Courtesy Barack Obama Presidential Library)
President Obama aboard Air Force One, November 14, 2009 (Courtesy Barack Obama Presidential Library)
President Obama receives the Nobel Prize medal and diploma, Oslo, Norway, December 10, 2009 (Courtesy Barack Obama Presidential Library)
President Obama looks at his Nobel Peace Prize medal, Oslo, Norway, December 10, 2009 (Courtesy Barack Obama Presidential Library)
President Obama and Michelle Obama depart the Nobel Peace Prize Ceremony, Oslo, Norway, December 10, 2009 (Courtesy Barack Obama Presidential Library)
President Obama, Vice President Biden, and senior staff applaud as the House passes the health care reform bill, March 21, 2010 (Courtesy Barack Obama Presidential Library)
President Obama and Vice President Biden congratulate Phil Schiliro, Assistant to the President for Legislative Affairs, on the passage of the health care reform bill, White House, March 21, 2010 (Courtesy Barack Obama Presidential Library)
President Obama visits a farm, Palmyra, MO., April 28, 2010 (Courtesy Barack Obama Presidential Library)
Residents of Fort McNair greet President Obama and Michelle Obama, July 3, 2010 (Courtesy Barack Obama Presidential Library)
President Obama speaks with a platoon, Bagram Airfield, Afghanistan, December 3, 2010 (Courtesy Barack Obama Presidential Library)
President Obama meets with his national security team for a monthly meeting on Afghanistan and Pakistan, the White House, March 3, 2011 (Courtesy Barack Obama Presidential Library)
President Obama edits remarks detailing the mission against Osama bin Laden in the Oval Office, May 1, 2011 (Courtesy Barack Obama Presidential Library)
President Obama greets tornado survivors, Joplin, MO, May 29, 2011 (Courtesy Barack Obama Presidential Library)
President Obama dines with Mayor Michael Bell, Toledo, Ohio, June 3, 2011 (Courtesy Barack Obama Presidential Library)
President Obama greets audience, Coral Gables, FL, February 23, 2012 (Courtesy Barack Obama Presidential Library)
President Obama following the Sandy Hook School shooting, Denver, CO, April 3, 2012 (Courtesy Barack Obama Presidential Library)
President Obama participates in a G8 Summit working session, Camp David, MD, May 19, 2012 (Courtesy Barack Obama Presidential Library)
President Obama and daughters Malia and Sasha watch Michelle Obama deliver her speech to the Democratic National Convention from the White House Treaty Room, September 4, 2012 (Courtesy Barack Obama Presidential Library)
President Obama on election night, Chicago, IL, November 7, 2012 (Courtesy Barack Obama Presidential Library)
President Obama attends a Sandy Hook interfaith vigil, Newtown, CT, December 16, 2012 (Courtesy Barack Obama Presidential Library)
President Obama, Michelle, and daughters Malia and Sasha, at the Inauguration, U.S. Capitol, January 21, 2013 (Courtesy Barack Obama Presidential Library)
Supreme Court Chief Justice John Roberts administers the oath of office to President Obama, U.S. Capitol, January 21, 2013 (Courtesy Barack Obama Presidential Library)
President Obama and Attorney General Eric Holder discuss the unrest in Ferguson following the shooting of Michael Brown, Martha's Vineyard, MA, August 14, 2014 (Courtesy Barack Obama Presidential Library)
President Obama meets with young local and national civil rights leaders in the Oval Office, December 1, 2014 (Courtesy Barack Obama Presidential Library)
President Obama with young civil rights leaders, the White House, December 12, 2014 (Courtesy Barack Obama Presidential Library)
The First Family, Rep. John Lewis, and others march across the Edmund Pettus Bridge to commemorate the 50th anniversary of Bloody Sunday, Selma, AL, March 7, 2015 (Courtesy Barack Obama Presidential Library)
The First Family leads marchers across the Edmund Pettus Bridge, Selma, AL, March 7, 2015 (Courtesy Barack Obama Presidential Library)
President Obama and Rep. John Lewis after his introduction to commemorate the 50th anniversary of Bloody Sunday, Selma, AL, March 7, 2015 (Courtesy Barack Obama Presidential Library)
President Obama and Michelle Obama listen to Representative John Lewis, Selma, AL, March 7, 2015 (Courtesy Barack Obama Presidential Library)
The First Family with dogs Bo and Sunny in the Rose Garden, April 5, 2015 (Courtesy Barack Obama Presidential Library)
President Obama reacts to Supreme Court affirming the Affordable Care Act subsidies ruling, The Oval Office, June 25, 2015 (Courtesy Barack Obama Presidential Library)
President Obama pauses during his eulogy for Reverent Clementa Pinckey at the College of Charleston, June 26, 2015 (Courtesy Barack Obama Presidential Library)
President Obama greets residents in the Tremé neighborhood of New Orleans, August 27, 2015 (Courtesy Barack Obama Presidential Library)
