From Halopedia, the Halo wiki
The UNSC awards medals and ribbons as decorations for various acts of courage among its soldiers. Those that are known are listed here. Note that many of these decorations are based directly off of those used by the U.S. military.
This category has only the following subcategory.
Pages in category "UNSC Decorations"
The following 12 pages are in this category, out of 12 total.