Here is the full list of all 21 Avalon Lords: Dawn Rises achievements.
You have constructed a Level 4 Castle!
You have constructed a Level 3 Archery Range!
You have constructed a Level 3 Barracks!
You have recruited 100 Units!
You have recruited 1,000 Units!
You have recruited 10,000 Units!
You have constructed 100 Buildings!
You have constructed 1,000 Buildings!
You have constructed 5,000 Buildings!
You have constructed 10 units of Wall!
You have constructed 1,000 units of Wall!
You have constructed 5,000 units of Wall!
You have destroyed 100 enemy buildings!
You have destroyed 1,000 enemy buildings!
You have destroyed a Wall or Gate
You have destroyed 100 wall sections
You have joined the Faction of Avon! Speed to your horses!
You have joined the Faction of Kingsbridge! Power to your Siege Engines!
You have joined the Faction of Norwarth! Strength to your walls!
You have joined the Faction of Somerset! Blessings on your crops!
You have joined the Faction of Wigmore! May your trading be favorable!