The announced changes, with additional notes on the changes in parentheses, were: Many of the changes were not reflected in the helpfiles within the game, so the helpfiles may be out of date. This patch was released as a beta around December 20, 2004, and then officially released without any changes from the beta on January 19, 2005. Rise of Nations: Thrones and Patriots (expansion) Patch 2 (version 03.)
Long-time Rise of Nations player King AMEYA has links to most patch notes in this list, while MobyGames has a seemingly more comprehensive summary. Some information on RoN:EE patches is available on the Steam News Hub for the game, and some additional information on patches is scattered throughout the Steam forums. 2 Rise of Nations: Thrones and Patriots (expansion).