Full list of all 24 Banner of the Maid achievements.
The base game contains 21 achievements, and there is 1 DLC pack containing 3 achievements.
Complete the Final Chapter.
Complete the main campaign in Officer or General mode.
Complete the main campaign in General mode.
Complete Chapter XXVIII.
Any Character reaches Level 30.
Complete Chapter XXIII.
Complete Chapter XVIII.
Perform a Promotion for any character.
Complete Chapter XII.
Complete Chapter VII.
Learn an ability in the école Militaire in Paris.
Complete Chapter II.
Complete the Salon Achievement "Legion".
Complete the Salon Achievement "Star of Paris".
Complete the Salon Achievement "Les Riches".
Complete the Salon Achievement "Valorous".
Complete the Salon Achievement "Records of the Past".
Complete the Salon Achievement "Treasure of the Scholar".
Complete the Salon Achievement "Mirabeau's Story".
Complete the Salon Achievement "Story of the Fool".
Complete the Salon Achievement "Road of Thorns".
Complete the challenge in Chapter V, "Heavy Fortification".
Complete the challenge in Chapter XVI, "Knight in the Deep Valley".
Complete the challenge in the side quest "Diary of the Nameless".