https://flic.kr/p/KKNFo8 | United Earth Federation Ground Arm - M61B3 Main Battle Tank (rear) | Pity the poor fool who has to man the MG in the completely unprotected cargo basket. Pretty good view of the engine hatch on the rear of the hull.
Military Commercial Vehicles | by Andrew Somers
Military train | by chumuhou
UH-1H Iroquois - better known as Huey. Vietnam War era. More photos: www.brickshelf.com/cgi-bin/gallery.cgi?f=566220
WW1 Heavy Howitzer | by Karf Oohlu
5-wide Willys Jeep by Legohaulic, via Flickr
Heavy Machine gun | by Karf Oohlu
Lego military - a gallery on Flickr