Contre Les Viets is a Vietnam variant of Arty Contliffe’s Crossfire. You need the original rules to play.
rules
Seven Years Warmaster is an adaptation of Games Workshop’s Warmaster rules for the Seven Years War.
Easy Rules For the Battle of Thermopylae
If the movie 300 has inspired the wargamer in you, but not enough to go out and paint 300 Spartans and a couple of thousand Persians, you might want to head on over to the Junior General’s site. There you will find simple rules and paper figures for refighting the battle of Thermopylae
Stormed At With Shot and Shell Crimean War Miniatures Rules
Stormed At With Shot and Shell is a set of free miniatures rules for playing games set in the Crimean War. They’re designed for 15mm figures.
Charge Yr Pikes! English Civil War Rules
Charge Yr Pikes is a set of free English Civil War miniatures rules. They use a card driven turn mechanism.