This package contains both, the original Die Völker 2 AKA The Nations and the "Bonus Pack". Owners of a previous release can download the additional content without charge.
The Nations: Gold Edition contains a number of new features and changes, including 22 new missions, a new story, more music, and new video sequences. A new research system has been Implemented, vile bandits have been added, and the game has been fine-tuned (including trade, production chains and unit strengths) with the main of making it more balanced.
The original missions have also been amended, and if you're still thirsting for more you can create your own missions and exchange them with friends, using the downloadable editor.