Here is the full list of all 32 Jagged Alliance Online: Reloaded achievements.
Finish the Balikwe Blues contract
Finish Piracy Disenchanted contract.
Finish the Rise and Shine contract.
Finish the Letter of Marque contract
Finish the Operation Snowplow contract
Finish the Been There, Done That contract
Finish the A Night To Remember contract
Finish the Family's little blemish contract.
Finish the A Tear for Times Past contract
Finish the One Percent contract
Finish the Red Hot Chilean contract
Finish the Maritime Mishap contract
Finish the Hell Hath No Fury contract
Finish the Inner Values contract
Finish the Hidden Heroes contract
Finish the Arulco's Last Dogs contract
Your first contract completed!
Finish the UXO contract
Finish the Deal Gone Bad contract
Finish the Hole In The Ground contract
Finish the An end to white christmas contract
Finish The Stash
Finish the Back to the Roots contract
Finish the It's alive contract
Finish the Wave contract
Finish What's Yours is Mine contract
Finish the Splinter Cell contract
Finish the Castle Crashers contract
Finish alll 20 campaign contracts
Gain a prestige score of 100
Gain a prestige score of 200
Gain a prestige score of 300