Complete the A.D. 1910 stage on default settings.

Complete the A.D. 2001 stage on default settings.

Complete the A.D. 1982 stage on default settings.

Complete the A.D. 1970 stage on default settings.

Complete the A.D. 1940 stage on default settings.

Complete the first stage without getting hit on default or higher difficulty.

Complete stages 1 to 4 without getting hit on default or higher difficulty.

Rescue 3 parachutes from 1910 in a single life, without opening fire, on default or higher difficulty.

Rescue 3 parachutes from 1940 in a single life, without opening fire, on default or higher difficulty.

Rescue 3 parachutes from 1970 in a single life, without opening fire, on default or higher difficulty.

Rescue 3 parachutes from 1982 in a single life, without opening fire, on default or higher difficulty.

Destroy 4 biplane formations from 1910 in a single game, on default settings.

Destroy 5 mid-size bombers from 1940 in a single game, on default settings.

Destroy 50 homing missiles in a single game, on default settings.

Destroy 4 monoplane formations from 1940 in a single game, on default settings.

Destroy 4 helicopter formations from 1970 in a single game, on default settings.

Destroy 4 jet plane formations from 1982 in a single game, on default settings.

Achieve a score of 100,000 points on default settings.

Achieve a score of 200,000 points on default settings.

Complete stages 1 to 9 on default settings.

Destroy 10 bombs from 1910 in a single game, on default settings.