Lieutenant, a commissioned officer. In the United States Army, Air Force, and Marine Corps, lieutenants are the lowest-ranking commissioned officers. There are two grades, second lieutenant (the lower) and first lieutenant. In the Navy and Coast Guard, lieutenants rank above ensigns and below lieutenant commanders. Lieutenant junior grade is equivalent to an Army first lieutenant, and lieutenant is equivalent to an Army captain Originally the term lieutenant referred to any official, civil or military, who took the place of a superior.
You may have thought militaries stopped using napalm after the Vietnam War thanks to the United Nations, but this incendiary weapon lives on in modern warfare. Has it also been used in Iraq?
Regiment, traditionally the largest military unit belonging to a single arm or branch of service, such as infantry or cavalry; the command of a colonel.