Nelson Mandela died in 2013, though he is a good choice for being imprisoned for 27 years it is difficult to say that it in any way helped his cause since Apartheid lasted from the 1940s to 1994. He got a lot more done after being released in 1990 I tell you that much. It also didn't hurt to have people like POTUS Bill Clinton on his side.

Havel was cool but being the first and final president of Czechoslovakia isn't all that "revolutionary ".

Jose Mujica again a revolutionary in his youth and a normal politician in his later years.

Kim Dae-Jung...

Do you dudes have no idea what a successful revolution is? Because it isn't slow legislative reform. That's kind of the crux of the issue, all of these men had the sense to do what Luigi did not: pursue peaceful political reform and increase civillian engagement in democratic politics.