No particular order

Sid Meier's Colonisation - (my fav game of all time)
MTW
Birth of the Federation
Cival war generals 2 - (when I fancy a good battle)
Jelly Monsters (Vic20 emulator - version of pacman)
Bubble Bobble

I remember back to the old C64 days, I had a couple of great war games by US Gold, one was called Normandy but I cant remeber the other. They kept me playing for years. Pity we have no games of that type now.