Here is the full list of all 28 War, the Game achievements.
Construct and use a nuclear bomb
Pay close attention to the in-game guide.
Win a network game.
Join a network game.
Gain a total of 10 stars in your career
Build an aircraft carrier
Build a bomber squadron
Be awarded 3 stars in one operation
Build any unit to strengthen your forces.
Achieve the special in the operation 'Distant War'
Pay attention to the in-game guide.
Ship infantry by clicking on overseas destination
Complete the 3rd operation in the game
Complete the first operation.
Start a battle with the enemy
Achieve the special in the operation 'The Art Of War'
Achieve the special in the operation 'Anarchy'
Achieve the special in the operation 'Great War'
Achieve the special in the operation 'Balance of Power'
Gain a total of 30 stars in your career
Be awarded 5 stars in one operation
Occupy the city of Moscow
Occupy the city of Jakarta
Occupy the city of Tripoli
Complete the optional operation 'World War'
Deploy an infantry unit on the South Pole.
Use the Suez canal with your navy.
Point out Sri Lanka with the cursor.