Here is the full list of all 43 Brothers in Arms: Hell's Highway achievements worth 1,000 gamerscore.
Ordered your squad to Assault the enemy 5 times
Found 25 or more Kilroys
Completed Chapter Ten: "Tooth and Nail"
Found sixteen or more Recon Points
Killed 5 enemies with the hull of a tank
Completed Chapter Nine: "Hell's Highway"
Completed Chapter Eight : "Black Friday"
Found eighteen Kilroys
Destroyed an enemy tank
Found twelve Recon Points
Completed Chapter Seven : "The Rabbit Hole"
Completed Chapter Six : "Baptism of Fire"
Completed Chapter Five : "Operation Garden"
Found six Recon Points
Completed Chapter Four : "Written in Stone"
Found nine Kilroys
Triggered 25 Action Camera moments
Completed Chapter Three : "The Five Oh Sink"
Triggered 10 Action Camera moments
Played the game on 100 different days
Destroyed a sandbag emplacement with a bazooka team
Triggered an Action Camera moment with explosives
Completed Chapter Two : "Operation Market"
Used your squad to Suppress and Flank the enemy 10 times
Helped your squad earn 20 kills
Killed 25 enemies while using cover
Captured and fired a German MG42
Triggered an Action Camera moment with fire arms
Found a Recon Point
Found a Kilroy
Ordered your squad to fall-in, move and attack
Completed Chapter One : "Lost"
Suppressed an enemy
While connected to Xbox LIVE, played the game once a week for three months
Played the game on seven different days
Unlocked when you are joined by a friend in an online match
Unlocked when your squad appoints you the leader for another round
Unlocked when you win a match under a commander with the Earned in Blood achievement
Unlocked by killing someone who has the Truly Inspired achievement
Unlocked after completing your first four player capture game
Unlocked after completing five capture games (minimum four players per game)
Unlocked after completing 20 capture games (minimum four players per game)
While connected to Xbox LIVE, play the game on September 17th.