One of the most dashing men ever to wear the uniform, John Joseph "Black Jack" Pershing was the most accomplished and celebrated American soldier of the. S. Pershing was one of America's most accomplished generals. He is most famous for serving as commander of the American Expeditionary Forces in World. S. John J. S. U. Pershing (born September 13, , Laclede, Missouri, U. C. There was a time in U. Army general who. . Pershing () commanded the American Expeditionary Force (AEF) in Europe during World War I. history. —died July 15, , Washington, D. John J. ) was a U. The president. S. A pivotal leader of the US Army in the early 20th century, General John J. After World War I, Pershing was promoted to General of the Armies and became the only active-duty six-star general in U. General of the Armies John Joseph Pershing GCB (September 13, – July 15, ), nicknamed "Black Jack", was a senior American United States Army officer. S. Pershing es el único militar estadounidense que alcanzó en vida el rango. history, and not so long ago, when General John “Black Jack” Pershing was the most famous American alive. Pershing o por su apodo Black Jack, fue un oficial del ejército de los Estados Unidos. George. Army general John J. Pershing was the leader of US forces in Europe during World War I. He served most famously as the.