>>62114251She was on a mission to trick Volgin and obtain the Legacy for the American branch of the Illuminati (Philosophers) but Volgin was fucking insane and shot an American nuke at Sokolov's facility in Russia, which made Russia say "hey guys, what the FUCK?"
And they can't very well say that they had an asset there, so they played it off as The Boss going rogue and betraying the United States so they could cover their ass, and they had The Boss play the part and die to Snake to complete the deceit.
