Determining which units (e.g., medical or ammunition resupply) have the right of way. Why Interoperability Matters

The rain over Kandahar Province had a particular quality—not a cleansing one, but a kind of tired, dust-choked drizzle that turned everything into gray mush. Major Lena Koh stood under the torn awning of a derelict compound, staring at her tablet. The screen displayed a single, blinking red dot. That dot was Sergeant First Class Dominic Reyes. He had been missing for thirty-seven hours.

STANAG 2174 establishes how military routes should be categorized based on their physical characteristics. This includes: