Full Gameplay Walkthrough...

Complete the indicated task to unlock the achievement.

Achievement	How to unlock
A City Silent	A city wiped from the map.
A City Subdued	A city that kneels, and calls it peace.
A City in Celebration	A city that comes out to meet you.
All Clear	Intercept the Iron Road.
Beachhead Denied	Turn the High Tide.
Breakout	Break the Siege of Cartagena.
Coastal Defence Medal	Earn gold on all medals in "High Tide".
Cold Start	Survive the Gorge.
Crowned in Brass	Earn gold on all medals in "Iron Road".
Distinguished Conduct	Earn gold on all medals in "Counter-Battery".
Duty Fulfilled	Earn gold on all medals in "Calibration Fire".
Exemplary Service	Earn gold on all medals in "Liberation".
First Reply	Silence the Counter-Battery.
Flying False Colours	Strike the Rock of Gibraltar.
For Their Own Good	Enforce the Liberation.
Honour Salute	Deliver Fire and Light.
In the Dark	Reap the Final Harvest.
Iron Discipline	Earn gold on all medals in "Fire on Call".
Just Calibrating	Land the Calibration Fire.
Marksman's Honour	Earn gold on all medals in "Fire and Light".
Master Gunner	Earn gold on all medals in "Phantom Battery".
Mirror Image	Hunt the Phantom Battery.
Naval Commendation	Earn gold on all medals in "Siege of Cartagena".
Night's Precision	Earn gold on all medals in "Final Harvest".
Nothing Was There	Endure Blind Fire.
Order of Merit	Earn gold on all medals in "Rock of Gibraltar".
Pride of Castile	Earn gold on all medals in "White Shells".
Quiet Precision	Earn gold on all medals in "Dead Reckoning".
Steady Hands	Trust Dead Reckoning.
The Gun Answers	Answer Fire on Call.
The Road Not Taken	A city spared, and a road no one else will ever walk.
Unshaken	Earn gold on all medals in "Blind Fire".
Valour Under Fire	Earn gold on all medals in "The Gorge".