A general is the highest-ranking position in the U.S. Army. While serving in this role, you hold the highest authority since you are a four-star Army general officer. The chain of command starts with the brigadier general to the major general to the lieutenant general to the general. When serving in this prestigious position, you are responsible for ensuring the Army is ready for combat. Those who wish to become generals typically have over two decades of experience in the U.S. Army.