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