A young Harry Truman (right) with his brother, Vivian, in 1888. Image courtesy of the Harry S. Truman Library.

Harry Truman in his World War I uniform. Truman's experiences during the war helped shape his worldview. Image courtesy of the Harry S. Truman Library.

Senator Truman and President Roosevelt met for lunch in August 1944 shortly after Truman accepted the vice presidential nomination. At the luncheon, Truman pledged to do his best to help secure victory in the 1944 election. Image courtesy of the Harry S. Truman Library.

Josef Stalin, Harry Truman, and Winston Churchill convened at the Potsdam conference in July 1945 to discuss crucial issues affecting the postwar world. It was at Potsdam that Truman met his Allied counterparts for the first time, and where he learned that the atomic bomb was ready for use. Image courtesy of the Harry S. Truman Library.

On August 14, 1945 President Truman officially announced Japanese surrender. Americans were thrilled to celebrate V-J Day and approved of Truman's decision to use the bomb. Image courtesy of the Harry S. Truman Library.

Harry Truman’s wife, Bess, was the true love of his life. His devotion for her was evidenced in the multitude of letters he wrote to her over the course of several decades. Here, Mr. and Mrs. Truman are pictured at home in the White House in 1947. Image courtesy of the Harry S. Truman Library.

In this iconic image, Truman grins as he displays the famously wrong Chicago Daily Tribune headline touting Dewey's victory. Image courtesy of the Harry S. Truman Library.

President Truman, his wife, Bess, and daughter, Margaret, complete their first trip after Truman ’s victory in the election of 1948. Image courtesy of the Harry S. Truman Library.

Throughout his life, Truman enjoyed taking brisk walks. During his presidential and post-presidential years, he was often accompanied by members of the press and others. Here, he enjoys Christmas 1949 in Independence, Missouri. Image courtesy of the Harry S. Truman Library.

In his post-White House years, Truman devoted much of his time and energy to his presidential library, delighting in the day-to-day activities. Here, he takes several visitors on a tour of the library. Image courtesy of the Harry S. Truman Library.