The headline says it all. I particularly liked the Amnesty International campaign pictured below.

This signs says: ‘More than 4000 condemned until death are waiting for their execution. No to Capital punishment’. In case you can’t tell, the guy is sitting in an electric chair.

hands say “wrong opinion.

This last one is part of “a series of transparent ads done also by Amnesty International that highlights injustice and hardship across the world.
The Copy reads: ‘This is not happening here, but this is happening now'”

Make sure to check out the whole image collection.