Orders + Levels of warfare

Warning Order (WARNORDs)

Signal to specific units of forthcoming taskings when threats emerge or humanitarian crises arise.

Operation Order (OPORD)

Daily/weekly schedule that lays out SMEAC

Fragmentary Order (FRAGO)

Communicates changes to the OPORD.

SMEAC

Situation, Mission, Execution, Administration and Logistics, Command and Control

Strategic

The level of war at which a nation or group of nations determines national or alliance security objectives and develops and uses national resources to accomplish those objectives.

Operational

The level of war at which campaigns and major operations are planned, conducted, and sustained to accomplish strategic objectives within theaters or areas of operations.

Tactical

The level at which battles and engagements are planned and executed to accomplish military objectives assigned to tactical units or task forces.