3 A B C D E F G H I J K L M N O P Q R S T U V W Y

Department of Defence

The published mission of the Department of Defence (DoD) is to provide the military forces needed to deter war and to protect the security of the USA. The military consists of seven armed forces (army, marines, navy, air force, space force, coast guard and national guard); eleven combatant commands with regional or functional roles; plus supporting capabilities.