Command & Conquer: Red Alert 3 - Commander's Challenge Cheats

Achievements
Complete each achievement to receive the allotted gamerscore.

Battle Hardened (20): Complete any 25 challenge missions
Battle Tested (10): Complete any 10 challenge missions
Big Game Hunter (5): Kill all of the giant bears in "Number One Threat to America"
First Blood (5): Complete the first challenge mission, "Dead Meat".
Future Leader (20): Complete all 50 challenge missions
Going Commando (5): Kill 20 Enemy Commandos
Killed A Ton (5): You killed 20 Desolator Troopers
King Of The World (50): Complete all 50 challenge missions under par time
Recycler (5): Kill 20 steel ronin
Star Pupil (5): Complete all lessons in the tutorial
Superior Commander (50): Complete all 13 main path challenge missions under par time
Victor (20): Complete all 13 main path challenge missions