/ˈmɪləˌtɛri ˌɛsˈpiəˌnɑʒ/ – Phrase
Definition: quân báo, tình báo quân sự.
A more thorough explanation: Military espionage refers to the act of obtaining, delivering, transmitting, communicating, or receiving information about a country’s military or defense capabilities, plans, or activities, with the intent to use such information for the benefit of a foreign government or entity, or to the detriment of the country being targeted.
Example: The government charged the individual with military espionage for unlawfully obtaining classified information from the military.