Let me reminds you about Operation Zitadelle, in 1943 where to giants where about to fight each other in one of the most biggest battle ever seen. The germans needed to stop the Soviet advance and so one the germans decided to attack in the Kursk region. However the offensive was previsible in this area and with the help of some spies the Russian took 4 months the prepare themsevles... -Biggest tank battle ever -Biggest single day air losses -Biggest german army ever mobilised Georgi Joukov (russia) 1300000 soldiers 3600 chars, 20000 canons 2400 planes feld-marchall von Kluge (germany) general von Manstein 900000 soldiers 2700 tanks 10000 canons 2000 planes Claimed as a russian victory only because the Russians stopped the German advance. But in fact the Soviet army losses were higher than the german ones. http://en.wikipedia.org/wiki/Battle_of_kursk Check this out this is really an accurate information page from wikipedia.