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