/ɑːrtɪkəlz ʌv wɔːr/ – Phrase
Definition: Quy định về hành vi quân sự.
A more thorough explanation: formal rules created to determine how the armed services (=army, navy, etc.) of a nation are to be governed
Example: The only option under the Articles of War was to hold a court martial (=trial in a military court) immediately.