Answer:
To enforce the idea of the existence of personal (and individual) responsibility, even during a war, in relations to crimes against soldiers, civilians and against the humanity.
Answer:
Ceasar Chavez was a very famous activist for farmers in Mexico. Up until that point farmers were treated unfairly, given terrible wages, and worked in dangerous conditions. Chavez decided that he wanted to help, so he started a hunger strike. This brought a lot of attention to the problem and helped the movement gain traction. Eventually, his protest earned the farmers better wages and more livable conditions.
When trying to find the meaning of a word look at the words around it, and how it is used or expressed in the sentence.