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First you have to beat the game. Then the cheats you unlock depend on how many intels you've gotten.
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None. the first ones are in Modern Warfare 2.
Call of Duty: Modern Warfare 3 for Wii in only single player.
There are a total of 70 levels (ranks) in Modern Warfare 2 Multiplayer.
Modern Warfare sold 7.4 million copies in the first 24 hours.
About £50
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about 4.5 million copies of modern warfare 2 were preorderderd just in Europe !
In Modern Warfare 2 Multiplayer, you need to kill 75 enemy players with a handgun to unlock the Tactical Knife attachment or select the default First Recon class which has a Tactical Knife attachment for the .44 Magnum handgun.
I have not see anything about one based on the game. There are of course many movies on Modern Warfare The Hurt Locker was a recent one that showed a new different form of modern warfare that soldiers are facing
Its been said that at least 30% of the xbox live community playing Modern warfare 2 are girls.