 In the case of Staff Sergeant Norma Alvarado of El Campo, Texas, who enlisted in the Marine Corps in 1973, she spent three years as a drill instructor and depot inspector at the Women Recruit Training Command at Parris Island, South Carolina.Joseph V. Medina attended the United States Naval Academy and was commissioned a Second Lieutenant upon his graduation in 1976.In 1982, at the request of the Lebanese government, the United States and France established a peacekeeping force between Muslims and Christians in Beirut, Lebanon.