Great Escape Games Publisher of "Rules of Engagement", wargaming platoon sized actions in WWII, with accompanying miniature range.
ArmourSoft, game designs by David Ferris
British Wargames, "making the net easy for wargamers"
Defence of Britain Project, a publicly-accessible database of the 20th-century's sites and monuments of war
Durham Wargames Group, hosts of an annual show
Grimsby Wargames Society
Larry Leadhead, a cartoon character that appears in The Journal
Little Lead Heroes: Interesting Items on Miniature Wargaming
MapSymbs, Tom Mouat's NATO Military Map Marking Symbols as TrueType Fonts, and other Military related Resources
Olive Drab, "Your Portal to the Military Web"
Orders of Battle: "The biggest and most comprehensive source for OB and TO information"
Royal Air Force official web page
The Miniatures Page, a web magazine for miniature wargamers
The Wargames Website, a UK based website offering a combined news feed and forum
Twentieth Century Wars and Conflicts at the Open Directory Project
The World War I Document Archive
World War II Primary Source Document Collection and the Pearl Harbor Archives, several complete books and several hundred individual documents, all original material relating to WWII
Cold War Naval Battles was originally a commercial set of three boxed card games. It has now been made available for free download for personal use only (i.e., not for resale)
Naval-History.net Archives by British Library, US Library of Congress, and Bavarian State Library.
Royal Navy The official web page
Warships1.com: Information on the world's warships and navies