1) The Greatest General - Scipio
2) The Greatest Army - The Golden Horde
3) The Greatest Campaign - The Golden Horde moving west
4) The Greatest Battle (tactics-wise) Getting my sweetie to go out with me
5) The Greatest Battle (purely for heroics) BoB
6) Greatest Rivalry - German/Russian
7) Biggest Upset - Agincourt or Zama
8) Most glorious victory - Agincourt
9) The Worst Error - Stalingrad
10) Your favorite area of military history - All of it