Apple offers a 10% discount to current and Veteran members of the US Military, National Guard and Reserve. This includes members of the Air Force, Space Force, Army, Navy, Marines, Coast Guard, U.S. Public Health Service, and NOAA Corps. Immediate family members who reside in the same household are also eligible.
This discount applies to all merchandise, including brand new pre-orders like the Mac Studio and Studio Display.
For details on how to access this see my blog post at https://www.originalmacguy.com/military-veterans-get-10-discount-from-apple/.