The Alien Invasion:
-The first Age (Scouts & Cientifics).
The alien's goals are really a mistery, noone know exactly why they are here. In the first age of the game they comming only for cientific and scouting purpouse.
Thats why the humanity at first only can know a limited background of the aliens, and ufos, like crop circles, abductions, photos & videos of ufos, implants in humans and other races, cows mutilations =P
"They" know of the aliens presence long time ago, they are the Phalanx, a elite teams of cientist, militars, and politicians. They control the politic of his country in the shadows, they uses the kings, presidents, ... like puppets.
They have that amoung of power because the situation is really critic. Some of them think that this is the calm that preced the torment and they are in truth.
The diferent governments, granted to Phalanx special powers, for take fast reactions in extreme situations.
-The Second Age (Leaders Pretend).
The second main menace of the aliens will be the leaders pretend. The aliens have the technology for kidnap world leaders, and replace them for genetic duplicants or for control them upon psy technology.
-The Third Age (Orbital Attack).
Their larger ships will arrive, and their will stablish his mothership and siege ships (Attacking all the energy, and military facilities).
-The Fourth Age (The invasion).
In the age of the Invasion the will send troops to earth and they will stablish bases on earth.
-The Fifth Age (The Harvest).
In this age they will send machines like giant squids with only one purpouse to harvest all the humans.
-The Sixth Age (The Visceral Attacks).
In this age the humanity, will be putting really in trouble to the aliens invasion. Now they have a pesimistic & dramatic point of view about the invasion and the end of the war.
In this age they will try not to recolect us, they will try only to destroy our world and all on it. Only for revenge reasons.
-The End of a war.
The research and construction of the last structure ingame, "The Nostradamus", will end the war. Their attacks is always predicted, as all his actions. Thats because, "The Nostradamus" can do travels in short times.
Now only lack to give the last blow to the aliens civilization, their center of power his Main Computer.
The technology of the alien race is so advanced & sophisticated, that not even them can understand some of their primitives technologies.
They have a Main Computer in the mothership that have all their databases, and without it their civilization would be in total chaos.
When the MotherShip and the Main Computer is totally destroyed, the rest of the fleet will flee.
Those text will be a total secret for the player, only studying some alien related history, will give this information to the player.
The Dark Genesis:
Milleniums before that the humanity walk in the face of the earth, a alien race come to a inhabited world, rich in oxygen and watter. A medium world, that sustent life based upon carbon.
They send the seed for the humanity, a new race for their collection of races at them service. In this case they need a race for supply of biologic components, like human brains for sustent their main technology, their computers and communications, based upon neuron net.
They can produce by himselfs those neurons using their clonation technology, but the main goal of their clonation laboratories is to reproduct themeselves, because long time ago their lost the faculty of reproduct themselves. Thats why they uses the clonation as a way of survive of their race.
The Apocalypsis:
The Apocalypsis is the Harvest Age, they will send machines like squids with only one purpouse, to harvest all the humans.
Millions and millions of human will die in only some weeks, the end of the human race is near. Only some humans will survive and will be used like alien pets.
Comments please =D