Jan. 6, 1945: George and Barbara Bush on their wedding day in Rye, N.Y.
Jan. 6, 1945: The Prescott Bush family at the wedding of George and Barbara Bush. From left, Jonathan, Nancy, George, Barbara, Prescott S., Bush Sr., Dorothy Walker Bush, Prescott Bush Jr. and his wife Beth, and William Henry Trotter Bush (Bucky), Rye, NY.
Nov. 8, 1966: George and Barbara Bush on the night he was elected to Congress, where he represented Texas' 7th district for two terms.
FILE: George Bush, then serving as the U.S. ambassador to the United Nations, poses for a photo with his wife, Barbara.
FILE: George and Barbara Bush in China, where George Bush served as the United States chief of the Liaison Office.
Jan. 20, 1981: Vice President George Bush and his wife, Barbara, pose with his mother, Dorothy Walker Bush, and several of his siblings and their spouses on Inauguration Day.
Jan. 20, 1989: President and Mrs. Bush attend an Inaugural Ball at the DC Armory.
Dec. 17, 1989: Mrs. Bush sits on the floor with her grandchildren and watches Frosty the Snowman in the residential area of the White House.
Feb. 28, 2002: Former President and Mrs. Bush share a new book in their apartment at the George Bush Presidential Library complex.
Dec. 23, 2013: Former first lady Barbara Bush and former President George H. W. Bush look on during a ceremony at President Bush's office in Houston.
Former President and Mrs. Bush celebrated their 70th wedding anniversary on Jan. 6, 2015, the longest marriage for a U.S. president in the nation's history. Here's a look at the couple through the years.