We would like to use in our game names and images of real US military badges, awards and decoration.
http://en.wikipedia.org/wiki/Awards_and_decorations_of_the_United_States_military http://en.wikipedia.org/wiki/Badges_of_the_United_States_Navy
I would like to know, if they are copyrighted or protected in any other way, or are they considered to be in public domain.
Regards and thanks Piotr