Bureaucracy refers to both a body of non-elective government officials and an administrative policy-making group.
Combat (French for fight) is a purposeful violent conflict meant to weaken, establish dominance over, or kill the opposition, or to drive the opposition away from a location where it is not wanted or needed.
A military or armed force is a professional organization formally authorized by a sovereign state to use lethal or deadly force and weapons to support the interests of the state.
Military education and training is a process which intends to establish and improve the capabilities of military personnel in their respective roles.
Military organization or military organisation is the structuring of the armed forces of a state so as to offer military capability required by the national defense policy.
Military personnel are members of the state's armed forces.
Public Administration is the implementation of government policy and also an academic discipline that studies this implementation and prepares civil servants for working in the public service.
A soldier is one who fights as part of an army.
A system is a regularly interacting or interdependent group of items forming an integrated whole.