This publication applies to the Active Army, the Army National Guard (ARNG)/Army National Guard of the United States (ARNGUS), and the US Army Reserve (USAR) unless otherwise stated. It provides guidance on the operation and marksmanship of the M9, 9-mm pistol and the M11, 9-mm pistol. It reflects current Army standards in weapons qualification. It is a guide for the instructor to develop training programs, plans, and lessons that meet the objectives of the US Army Marksmanship program for developing combat-effective marksmen. The Soldier develops confidence, knowledge, and skills by following the guidelines in this manual.