The white marble sarcophagus has a flat-faced form and is relieved at the corners and along the sides by neo-classic pilasters, or columns, set into the surface. Sculpted into the east panel which faces Washington, D.C., are three Greek figures representing Peace, Victory, and Valor.

and received the Distinguished Service Medal in "The Great War, the war to end all wars," selected the Unknown Soldier of World War I from four identical caskets at the city hall in Chalons-sur-Marne, France, Oct. 24, 1921. Sgt. Younger selected the unknown by placing a spray of white roses on one of the caskets. He chose the third casket from the left. The chosen unknown soldier was transported to the United States aboard the USS Olympia. Those remaining were interred in the Meuse Argonne Cemetery, France.

The Unknown Soldier lay in state in the Capitol Rotunda from his arrival in the United States until Armistice Day, 1921. On Nov. 11, 1921, President Warren G. Harding officiated at the interment ceremonies at the Memorial Amphitheater at Arlington National Cemetery.

The Unknown of World War II and Korea

On Aug. 3, 1956, President Dwight D. Eisenhower signed a bill to select and pay tribute to the unknowns of World War II and Korea. The selection ceremonies and the interment of these unknowns took place in 1958. The World War II Unknown was selected from remains exhumed from cemeteries in Europe, Africa, Hawaii and the Philippines.
Two unknowns from World War II, one from the European Theater and one from the Pacific Theater, were placed in identical caskets and taken aboard the USS Canberra, a guided-missile cruiser resting off the Virginia capes. Navy Hospitalman 1st Class William R. Charette, then the Navy's only active-duty Medal of Honor recipient, selected the Unknown Soldier of World War II. The remaining casket received a solemn burial at sea.
Four unknown Americans who died in the Korean War were disinterred from the National Cemetery of the Pacific in Hawaii. Army Master Sgt. Ned Lyle made the final selection. Both caskets arrived in Washington May 28, 1958, where they lay in the Capitol Rotunda until May 30.

The president also acted as next of kin by accepting the interment flag at the end of the ceremony. The interment flags of all Unknowns at the Tomb of the Unknowns are on view in the Memorial Display Room. The Memorial Bridge leading from Washington, D.C., to Virginia is lined with a joint-service cordon as the remains of the Vietnam War Unknown are taken by motor escort to Arlington National Cemetery for interment in the Tomb of the Unknowns.