The History Channel: Civil War - Secret Missions

Achievements:
Complete the following achievements to award the indicated amount of
Xbox Live Gamerscore points.

Sprint to the Finish (20 gamerscore points):
Awarded for completing a mission below the target time.

Marksman (10 gamerscore points):
Awarded for completing a mission with over 75% accuracy.

Bullseye (30 gamerscore points):
Awarded for completing a mission with over 95% accuracy.

To the Letter (40 gamerscore points):
Awarded for completing all bonus objectives.

Minuteman Medal (50 gamerscore points):
Awarded for completing all missions below the target time.

Cold Harbor (10 gamerscore points):
Awarded for completing Dr.Gatling`s Secret Weapon mission.

Attention to Detail (5 gamerscore points):
Awarded for completing one bonus objective.

Vicksburg (10 gamerscore points):
Awarded for completing the Captain Blazer`s Scouts mission.

Chancellorsville (10 gamerscore points):
Awarded for completing the Dawn at Chancellorsville mission.

Vicksburg Gate (10 gamerscore points):
Awarded for completing The Fall of Vicksburg mission.

War Survivor (20 gamerscore points):
Awarded for completing the game on the easiest difficulty level (or higher).

War Hero (75 gamerscore points):
Awarded for completing the game on the hardest difficulty level.

War Veteran (40 gamerscore points):
Awarded for completing the game on the medium difficulty level (or higher).

Hampshire (10 gamerscore points):
Awarded for completing The Gray Ghost mission.

Martinsburg (10 gamerscore points):
Awarded for completing The Great Train Raid of 1861 mission.

Jackson (10 gamerscore points):
Awarded for completing the Infiltration of Jackson mission.

Lynchburg (10 gamerscore points):
Awarded for completing the Sabotage at Lynchburg mission.

Gettysburg (10 gamerscore points):
Awarded for completing the Sharpshooters at Devil`s Den mission.

Ironclad (10 gamerscore points):
Awarded for completing the Siege of Vicksburg mission.

Grand Gulf (10 gamerscore points):
Awarded for completing the USS Pittsburgh mission.

Captain (30 gamerscore points):
Achieve Captain rank.

Colonel (40 gamerscore points):
Achieve Colonel rank.

Corporal (15 gamerscore points):
Achieve Corporal rank.

General (50 gamerscore points):
Achieve General rank.

Lieutenant (25 gamerscore points):
Achieve Lieutenant rank.

Major (35 gamerscore points):
Achieve Major rank.

Pioneer (10 gamerscore points):
Achieve Pioneer rank.

Sergeant (20 gamerscore points):
Achieve Sergeant rank.

Cannons Away (20 gamerscore points):
Awarded for killing 25 enemies using cannons.

Close Combat (20 gamerscore points):
Awarded for killing 25 enemies using melee attacks.

Reporting for Duty (25 gamerscore points):
Awarded for killing 250 enemies.

Gat-slinger (20 gamerscore points):
Awarded for killing 50 enemies using Gatling Guns.

Raining Grenades (20 gamerscore points):
Awarded for killing 50 enemies using grenades.

Quick Draw (20 gamerscore points):
Awarded for killing 50 enemies using sidearms.

More Than Enough (50 gamerscore points):
Awarded for killing 500 enemies.

Tough Guy (75 gamerscore points):
Awarded for killing 750 enemies.

Sniper (5 gamerscore points):
Awarded for killing 75 enemies by head shots.

Demolitions (50 gamerscore points):
Shoot all explosive barrels in every mission.

Overachiever (50 gamerscore points):
Awarded for completing a mission below the target time and completed
all the bonus objectives.

Secret achievement:
Unknown.