Who was one of the most prolific writers of the early 19th century and authored "The Army Regulations of 1821"?

The individual recognized for authoring "The Army Regulations of 1821" was Baron Von Steuben. He played a pivotal role in the training and organization of the Continental Army during the American Revolutionary War, and his writings set foundational standards for military drills, discipline, and procedures that were adopted in the U.S. Army. His contributions were vital in transforming the American forces into a more disciplined and effective fighting force, and the regulations he authored provided guidance for army practices that endured into the 19th century.

Baron Von Steuben's influence extended beyond just his writings; he brought a European military perspective that helped shape the growing U.S. Army. The 1821 regulations consolidated various practices and standards that had evolved over the years, making his contributions crucial for the military's operational framework during that time.

In comparison, while figures like Henry Knox, William Tecumseh Sherman, and George B. McClellan were significant in their own rights and during different military contexts, they were not connected to the authorship of the 1821 regulations. Knox was notable for his service as a general and the first Secretary of War, Sherman is renowned for his strategy during the Civil War, and McClellan was a key figure