You need to reflash your GameShark, but to do this you will need another working gameshark, hopefully you have a friend with one, or access to a friendly used game store. Once you get the working gameshark, follow their instructions here:
http://www.madcatz.com/faq/?Action=Q&ID=83
Or you are pregnant.
Vienna
There were two: The battle of Coral Sea stopped the IJN's advance towards Australia, and the battle of Midway stopped their advance everywhere else; because their offensive power was destroyed at Midway (offensive power=aircraft carrier pilots and deck crewmen/the planes & carriers could be replaced, but not the airmen).
the siberian units that were deployed in defence of moscow halted the german advance. That coupled with russian armour and russian winter stopped the german advance into the USSR
Bernard Montgomery
Charles Martel
He was stopped at Vienna.
russia
Yes :)
You need to reflash your gameshark, but to do this you will need another working gameshark, hopefully you have a friend with one, or access to a friendly used game store. Once you get the working gameshark, follow their instructions here: http://www.madcatz.com/faq/?Action=Q&ID=83
The battle of Tours
the Pusan Perimeter