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