Here is the full list of all 19 Orwell: Ignorance is Strength achievements. It takes around 8-10 hours to unlock all of the achievements on Windows.
Complete April 15.
Dispense deliverance.
Complete April 14.
Make someone go to the wrong place.
Complete April 13.
Retrieve with care.
Inform yourself well.
Fulfill the prophecy.
Trust, but verify.
Drain the swamp.
Draw a full triangle.
Corner someone.
Find what is hidden from sight.
Prevent a provocation.
Turn one on the other.
Frame someone.
Cause a stir.
Decrease their numbers.
Connect two loose ends.