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.
Connect two loose ends.
Frame someone.
Dispense deliverance.
Decrease their numbers.
Turn one on the other.
Find what is hidden from sight.
Corner someone.
Prevent a provocation.
Make someone go to the wrong place.
Fulfill the prophecy.
Drain the swamp.
Trust, but verify.
Complete April 15.
Cause a stir.
Complete April 14.
Draw a full triangle.
Complete April 13.
Retrieve with care.
Inform yourself well.