🌿 Noli Me Tangere 🌿 The 3rd U.S Infantry Regiment, known as “The Old Guard,” is the oldest active-duty regiment in the United States Army. Originally established on June 3, 1784, to defend the western frontier following the American Revolutionary War, the unit traces its lineage to elite post-war forces responsible for safeguarding the early republic. Stationed near the nation’s capital, its soldiers were selected for their discipline, professionalism, and unwavering commitment to duty. Current regiments within the Guard: 3rd U.S Infantry Regiment "Noli Me Tangere"