All but one of them were identified by 1984, when the last one was interred in the Tomb of the Unknowns.
In 1928, the WWI soldier buried in the Tomb of the Unknowns was awarded the Silver Buffalo for distinguished service to America's youth.
The Tomb of the Unknown Soldier Guard Identification Badge is a military badge of the United States Army which honors those soldiers who have been chosen to serve as members of the Honor Guard at the Tomb of the Unknown Soldier.
Ceremonies include those for visiting dignitaries and military officials, funerals for deceased Air Force personnel and their dependents, wreath-laying ceremonies at the Tomb of the Unknowns at Arlington National Cemetery, White House arrival ceremonies, receptions, and other state and military occasions which comprise the Honor Guards of all five armed services (U.S. Army, U.S. Navy, U.S. Marine Corps, U.S. Air Force and U.S. Coast Guard).
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On Memorial Day, 1958, the remains were buried alongside the Unknown from World War I at the Tomb of the Unknown Soldier at Arlington National Cemetery.
The marble of the quarry is considered to be of exceptional quality and has been used for the Tomb of the Unknowns, as well as for parts of the Lincoln Memorial in Washington, D.C., and civic buildings in San Francisco.
The Memorial Display room, between the amphitheater and the Tomb of the Unknowns, uses Botticino stone, imported from Italy.