Disney does a great job of providing discount tickets for the parks and in the resorts. I believe it to be a way of thanking those who serve and a greaqt way to recognize them. Thank you for your service.
Here is a link for more information on tickets https://disneyworld.disney.go.com/special-offers/military-ticket-rates/
And here is one for resort rooms https://disneyworld.disney.go.com/special-offers/military-hotel-rate/
Keep an eye on the dates for availability. Enjoy!!