If Fort Clarke falls, the UEF is finished. The Seraphim and Order forces have discovered this secret UEF base and are attacking with overwhelming force. To avoid syntactical befuddlement, the overall mission is referred to as 'Operation' and the stages of map expansion are called 'Missions.' Operation 1: Black Day Walkthrough Fort Clarke, located on the planet Griffin IV, is the UEF's last stronghold. The process repeats itself until the map has expanded to a gigantic size and hundreds of units are buzzing around onscreen at once. When the initial objectives are completed, the map area expands and you're given new tasks.
Like in Supreme Commander, Forged Alliance's missions start off with a small section of the overall map.
