Here is the full list of all 14 Raid On Coasts achievements.
First raid !
Pass throught first defences !
Complete all tasks to build your first base !
Call for 10 squads !
Upgrade to Air Base !
Bombarding with 75 Tons of Bombs !
Retreat your army from the battlefield !
Destroy 10 Tanks with rockets launchers !
Destroy 25 enemy tank throught your tanks
Kill 100 enemy soldiers !
Kill 250 enemy soldiers !
Kill 1000 enemy soldiers !
Win the game on impossible difficulty !
Win 3 consecutive raids on impossible difficulty !