As Italy, control Tripoli, Tobruk, Alexandria, Port Said, Rome, and Palermo at one time.
As Germany, control Moscow, Leningrad, Stalingrad, Paris, Berlin, and Warsaw at the same time.
Battle of Britain
As Great Britain in the 1939 campaign, destroy at least 3 German air units before the end of 1940.
For the Motherland
As Soviet Union in the 1941 campaign, do not lose Moscow, Leningrad or Stalingrad until January 1945 or until Germany is defeated.
Commies are out
As USA in the 1945 campaign, control Warsaw, Prague, Berlin, Moscow, Stalingrad, Belgrad, Budapest, Leningrad, and Sofia, and do not lose Paris.
As Germany in the 1944 campaign, keep control over Berlin, Warsaw, and Cologne in May 1945.
As Germany, take control over Soviet oil fields in Melitpol, Mariupol, Krasnodar, and Maykop.