About this Unit
A-4-1, also known as Alpha Company, 4th Battalion, 1st Infantry Regiment, boasts a distinguished lineage within the United States Army. Activated during World War II, the unit participated in several pivotal European campaigns, earning commendations for its valor and effectiveness in both offensive and defensive operations. In subsequent decades, A-4-1 saw service in Korea and Vietnam, adapting to evolving tactics and technologies while upholding its tradition of excellence. Today, the company continues to serve with distinction, maintaining readiness through rigorous training and deployments in support of national defense objectives.
Historical Facts
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Unit Designation: A-4-1 typically refers to Alpha Company, 4th Battalion, 1st Infantry Regiment, a designation used in various U.S. Army divisions throughout history.
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Civil War Roots: The 1st Infantry Regiment, to which A-4-1 is attached, is one of the oldest active units in the U.S. Army, tracing its lineage back to 1791 and seeing action in the War of 1812, Mexican-American War, and the Civil War.
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World War II Service: Elements of the 1st Infantry Regiment, including the 4th Battalion, fought in multiple theaters during World War II, including North Africa, Sicily, and mainland Europe.
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Vietnam War Operations: Companies from the 4th Battalion, 1st Infantry Regiment were heavily involved in combat operations during the Vietnam War, serving under the 196th Light Infantry Brigade.
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Fort Polk Heritage: In more recent years, A-4-1 has been known as a Basic Combat Training unit at Fort Polk, Louisiana, training thousands of new Army recruits.
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Distinctive Unit Insignia: The 1st Infantry Regiment's insignia features a blue shield and a silver star, symbolizing its long-standing service and participation in numerous campaigns.
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Nickname: The 1st Infantry Regiment is sometimes called “First at Vicksburg,” honoring its role in the siege and capture of Vicksburg during the Civil War.
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Notable Soldiers: Several Medal of Honor recipients have served in the 1st Infantry Regiment, highlighting the valor and heroism associated with A-4-1’s lineage.
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Transformation and Modernization: Over the decades, A-4-1 has evolved from a traditional line infantry company to an advanced training unit, reflecting shifts in Army doctrine and technology.
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Traditions and Esprit de Corps: Soldiers who have trained in A-4-1 often share stories of camaraderie, challenging training, and the pride of joining the Army’s long tradition of service.
