The permanent collection of the (US) National Veterans Art Museum in Chicago contains more than 2,500 pieces of art by 250 artists, all of which can be seen at NVAM Collection Online. The site includes biographical material on the artists who created the work. Featured Artwork. A small selection. (Via. Images at links in this post may be nsfw, and/or disturbing to some viewers.)
Alex Jansen is a lieutenant in the US Army currently deployed in Afghanistan. He is embedded as a liaison officer working with and training the Afghan National Army. He's been taking photos of his experiences and posting them on the Pentax forums, offering a different view of the life of soldiers in Afghanistan. Forum posts: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 [more inside]
Rio Wang has posted a fantastic 1892 photo album of Russian army fashions.
Prvi svetski rat - Gritty and poignant Serbian postcards from the First World War. Just one of the seriously interesting (e.g. check out the collection of 78s) holdings at the Digital National Library of Serbia.
One small german army and a train. (large pageload of photographs). Also: a flash slideshow of the same army (parent site) [via]