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