Official websites use .gov
Secure .gov websites use HTTPS
Multimedia driven stories and information about Defense Department programs.
Test what you know about how each military branch is structured.
Get a glimpse into the lives and work of U.S. service members as we turn to military photographers for a chronicle of the year.
Each military service is different, and so is the way they are organized. Here’s a cheat sheet to help you learn the structure of the Defense Department services.
The Air Force structure is a bit of a mix of the Army and Marine Corps structures. The elements of command might change based on the type of unit, but the basic elements remain constant.
Help the Marine Corps celebrate its 247th birthday! Test your knowledge of Marine Corps history and see if you have what it takes to become a Devil Dog.
What holiday do most Americans confuse with Veterans Day? Why is Veterans Day on Nov. 11? Test your knowledge — from World War I to today — to see how much you know about Veterans Day.
Operational and administrative — an interactive look at the Navy's organizational structure.
From humanitarian missions like the Berlin Airlift to commanding the skies over Bosnia, Korea and Iraq, the Air Force has been a vital part of the U.S.'s ability to maintain global security. Aim high and fly, fight and win your way to a 100% score!
From fire team to Marine Corps — an interactive look at the Marine Corps' organizational structure.
From team to region — an interactive look at the Army's organizational structure.