Tilly’s Very Bad Day is a set of free wargames rules for the Thirty Years War. They are designed as a fast play set.
Rules: Pike and Shot
The Battle of Lepanto Rules
The Junior General offers a set of rules — and paper ships — for the 1571 battle of Lepanto.
Rupert’s Very Bad Day: Battle of Marston Moor
The Junior General offers a set of rules for the English Civil War battle of Marston Moor.
In The Year of One Reed: Final Conquest of the Aztecs
In The Year of One Reed: Final Conquest of the Aztecs is a set of fast play rules for students about the Spanish conquest of Tenochtitlan.
And All For One Three Musketeers Miniatures Rules
Eureka Miniatures offers And All For One, a set of free miniatures rules for playing swashbuckling miniatures games such as the Three Musketeers. The four page rules set is done in an interesting flow-chart style, making it very easy to follow.