Deployment was originally called Tactical Game 10. Its purpose is to show the use and development of small unit tactics during the 'flintlock musket' period of warfare (roughly 1670 to 1840).From the designers notes: (which also listed other games in the tactical game series 1 to 21)This was a Test Series game published by Simulations Corporation, Poultron Press, Box 4267, Long Island City, NY 11104 - the rules are essentially a photocopy set with very thin unit counters. - BoardGameGeek