Activision and Ea Games have nothing in common except that they are game developers and publishers.
Call of Duty United Offensive is being developed by Gray Matter Studios in junction with INfinity Ward, the game will be published through activision.
The american campaign is where you are part of the 101st airborne and stuff.
The british is where you take part of a bomber crew and then on the invasion of sicily.
The russian focusus on the battle of Kursk.
many new weapons and things include deployed 30cal machine guns, tank and vechile combat in multiplayer, flamethrowers and such.
go to
www.planetcallofduty.com - it has plenty of info on the campaigns and weapons
and
www.codfiles.com - they have lots of movies.
by the way its gone GOLD!