Destroy 200 enemy targets
Complete a mission and land at the airbase with less than 5% fuel remaining
Complete a mission and land at the airbase with 2 or fewer crew members surviving
Bail out your entire crew
Shoot down a V1 Rocket
Complete the final mission
Destroy a target using the Grand Slam bomb
Fully level up a crew member
Fully level up a crew member in two skills
Land at the airbase with only one working engine
Fly 40 missions
Defeat all Enemy Aces (in one campaign)
Destroy 250 enemy fighters
Have one of your crew survive 30 missions
Fly 25 missions
Defeat 4 Enemy Aces (in one campaign)
Destroy 20 enemy targets
Use 'focus' on all 4 gunner stations at once
Complete 7 missions with the same 7 crew surviving
Fly 10 missions
Destroy 50 enemy fighters
Sink 5 Submarines
Defeat an Enemy Ace
Encounter an Enemy Ace
Complete a successful mission with all 7 crew surviving
Repair an engine mid-flight
Return to the airbase having successfully completed a mission
Take a photo of an intel site
Destroy an enemy target
Complete the first mission
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