What is the meaning of the quote vengeance is an arrow that often falls and strikes the hand that sent it

Considering "civil disobedience," why did both thoreau and martin luther king, jr. engage in acts of civil disobedience? to take a stand against government taxation to protest government policies they believed were unjust to protest slavery and the mexican-american war to take a stand against unfair laws in the 1950s and ‘60s

Based on your knowledge of word parts what does the word intervene mean

What is the most likely the cumulative impact of the use of the word depict or depictions