The Nations games in order

All 3 games of the The Nations series in the order they came out, from Alien Nations (1999) to The Nations (2001).

1. 
   Alien NationsPC, Mac · Simon & Schuster
   11 May
2. 
   The Nations: Land of LegendsGBC · Neon Studios
   2001
3. 
   The NationsPC · JoWooD Entertainment
   2001