See also BrikWars: http://www.brikwars.com/rules/2005/cover.htm
Not the original, wargaming appears throughout history.
The Prussians used it as part of training in 1812: http://en.wikipedia.org/wiki/Kriegsspiel_(war-game)
Also it also appears in 'The Life and Opinions of Tristram Shandy, Gentleman' from 1759 (and the Steve Coogan film).
This reminds me of a similar game called Lego Wars that my friends and I used to play in middle school (I downloaded the rules off of GEnie):
http://mama.indstate.edu/users/sean/legowars/wars.htm