What are the release dates for Mankind Story of All Us - 2012 Empires 1-3?

* Mankind Story of All Us - 2012 Empires: December 1st, 2011.

* Mankind Story of All Us - 2012 Empires: The Second Battle of Kiev: December 5th, 2011.

* Mankind Story of All Us - 2012 Empires: The Battle for Moscow: December 14th, 2011.