Staff the Engineering Department with 80 engineers.

Build the Gollop Chamber.

Successfully assault an Overseer UFO.

Build a suit of powered armor.

Acquire 1000 credits in one month.

Get satellite coverage over every country on one continent.

Kill 50 aliens with explosive weapons.

Advance one of your soldiers to Colonel rank.

Earn the "Excellent" rating in every performance category on a terror mission.

Uncover the alien base's location.

Capture a live alien.

Build a Workshop.