Guardians of the Fallen: A History of the Tomb of the Unknown Soldier


In the heart of Arlington National Cemetery, a hallowed and solemn place, lies a monument that embodies the collective gratitude of a nation. The Tomb of the Unknown Soldier stands as a symbol of honor and remembrance for those who made the ultimate sacrifice in service to their country. This article delves into the history and significance of this sacred monument, tracing its evolution from guarded daylight hours to continuous vigilance by the revered 3rd U.S. Infantry Regiment, known as “The Old Guard,” showcasing the unwavering dedication that has defined this tribute for generations.

A Sentinel of Silent Sacrifice

In March 1926, soldiers from nearby Fort Myer took on the solemn responsibility of guarding the Tomb of the Unknown Soldier. Their duty, though present only during daylight hours at the time, was crucial in discouraging visitors from climbing or stepping on the Tomb. This monument, containing the remains of unidentified American soldiers who perished in World War I, represented more than just those individuals; it symbolized the countless sacrifices made by the nation’s military personnel.

The Transition to 24/7 Vigilance

The significance of the Tomb of the Unknown Soldier grew over time, and in 1937, a pivotal shift occurred when the guards began their uninterrupted watch, standing sentinel over the Unknown Soldier day and night. This transformation marked a solemn commitment to honor the memory of those who remained nameless but not forgotten. The Tomb became a constant reminder of the price of freedom and the debt owed to those who laid down their lives to protect it.

The Old Guard: The Stalwart Sentinels

On April 6, 1948, the 3rd U.S. Infantry Regiment, affectionately known as “The Old Guard,” was officially designated as the U.S. Army’s ceremonial unit. With this designation came the responsibility of guarding the Tomb of the Unknown Soldier. The Old Guard, renowned for its impeccable discipline and commitment to duty, took on the solemn task of ensuring that the memory of the Unknown Soldier would forever be safeguarded with the utmost reverence and respect.

The Changing of the Guard: A Symbolic Ritual

For over seven decades, The Old Guard has maintained an unbroken vigil at the Tomb of the Unknown Soldier. Their commitment to this duty is showcased daily through the Changing of the Guard ceremony, a deeply symbolic ritual that has become a poignant and time-honored tradition. Each precise step, each deliberate movement, is a testament to the unwavering respect for those who made the ultimate sacrifice.

The Sentinels’ Pledge

The guards who serve at the Tomb of the Unknown Soldier are not merely soldiers on duty; they are sentinels who have pledged themselves to the highest standards of conduct and honor. The Sentinels’ Creed, a solemn oath taken by each sentinel, encapsulates their commitment: “Through the years of diligence and praise and the discomfort of the elements, I will walk my tour in humble reverence to the best of my ability.”

The Ultimate Sacrifice, the Eternal Tribute

The Tomb of the Unknown Soldier serves as a poignant reminder that freedom is not free, that the liberty we cherish is a result of the sacrifice of countless brave men and women. The Unknown Soldier represents not only those whose identities remain unknown but also the countless heroes who have given their lives in service to their country. It is a place where the collective memory of a nation finds a solemn and eternal tribute.

A Testament to National Unity

In times of division and strife, the Tomb of the Unknown Soldier stands as a beacon of national unity. It transcends political boundaries and reminds us all of the values and principles that bind us together as a nation. It is a place of reflection and gratitude, where visitors from all walks of life come to pay their respects and find solace in the shared commitment to honor and freedom.

The Legacy of the Unknown Soldier

The legacy of the Tomb of the Unknown Soldier endures, inspiring reverence, gratitude, and humility. It is a testament to the enduring values of sacrifice and service, a reminder that the price of liberty is eternal vigilance. As long as The Old Guard continues their watch, and as long as visitors come to pay their respects, the Unknown Soldier will never be forgotten, and the nation’s commitment to honoring its heroes will remain unwavering.


In the heart of Arlington National Cemetery, the Tomb of the Unknown Soldier stands as a silent sentinel, guarding the memory of those who gave everything for their country. With an unbroken vigil by The Old Guard, this monument symbolizes the enduring commitment of a grateful nation. As we reflect on its history and significance, we are reminded that the sacrifices of the past continue to shape our present and future, and that honoring the unknown is a duty we all share.

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