Most likely, going on a hunger strike to raise awareness about racial injustice. Mainstream civil rights activists advocated a nonviolent approach.
Aristocrats wanted to retain their power and wealth by taxing the people and the philosophers wanted to establish democracies that would give more power and wealth to the people. Basically the condition of the life of the people was so bad compared to the decadence of the aristocrats that revolution was inevitable.
Dr Jonas Salk developwd the vaccine to prevent polio.
