The Milton Bradley Floor Wars Series
In the mid-1980s Milton Bradley published several board games with a war theme intended for play on an extremely large board; they called these the Floor Wars series. The following games were a part of this series:
Currently, I (pmboos) have been able to only find one in the database, so please help update this wiki page with more.
Honorable mention goes to Carrier Strike! which was published in 1977 and is also quite large. Of course, the Gamesmaster series is another set of Milton Bradley games that got quite large.