About this Unit
The 3rd U.S. Infantry Regiment, known as "The Old Guard," is the oldest active-duty infantry unit in the United States Army, originally constituted in 1784. Throughout its distinguished history, the unit has served in major conflicts including the War of 1812, the Mexican-American War, the Civil War, and various operations in the 20th and 21st centuries. Since 1948, The Old Guard has been stationed at Fort Myer, Virginia, with primary ceremonial duties in the National Capital Region, including conducting military funerals at Arlington National Cemetery and providing honors at the Tomb of the Unknown Soldier. In addition to its ceremonial role, The Old Guard remains a combat-ready infantry regiment, upholding its legacy of service and tradition.
Historical Facts
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Oldest Active Duty Infantry Unit: The 3rd U.S. Infantry Regiment, known as "The Old Guard," is the oldest active-duty infantry unit in the United States Army, officially established in 1784.
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Guardians of Arlington: The Old Guard serves as the official ceremonial unit and escort to the President of the United States and is renowned for guarding the Tomb of the Unknown Soldier at Arlington National Cemetery 24/7, regardless of weather.
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Presidential Inaugurations: The regiment has participated in every presidential inauguration since Thomas Jefferson’s in 1801, providing ceremonial support and escort.
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Fife and Drum Corps: The Old Guard Fife and Drum Corps, dressed in Revolutionary War-era uniforms, performs at official events and ceremonies, preserving musical traditions from the 18th century.
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Caisson Platoon: The Old Guard’s Caisson Platoon conducts military funerals at Arlington, using horse-drawn caissons to carry caskets of fallen service members with utmost dignity and precision.
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9/11 Response: In the aftermath of the September 11, 2001 attacks, members of the Old Guard were among the first military units to respond at the Pentagon, assisting in rescue and recovery efforts.
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Hallmark of Discipline: The Changing of the Guard at the Tomb of the Unknown Soldier is a symbol of military precision. Sentinels undergo rigorous training and adhere to strict standards of appearance and conduct.
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Combat History: Beyond ceremonial duties, the Old Guard has served in combat, including major conflicts such as the War of 1812, the Mexican-American War, the Civil War, and World War II.
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Distinctive Uniforms: The regiment's ceremonial dress includes the Army Blue uniform with distinctive black berets and gold braid, symbolizing the unit’s storied heritage.
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The Old Guard’s Motto: The unit’s motto is “Noli Me Tangere” (Touch Me Not), reflecting its prestigious history and elite status within the U.S. Army.
