The correct answer to this open question is the following.
I am going to help you explain the similarities between Nelson Mandela and Mohandas Gandhi’s points of view of the use of violence to change a government.
Both are considered great leaders in the modern history of humanity.
They had very strong convictions about freedom and the way to get it.
Gandhi and Mandela could convince their people that a non-violent approach to protest was the best form to organize mobilizations and demonstrations.
They could make people move to action to fight against oppression and injustices.
Both leaders spend time in prison due to political reasons.
They were considered to have nationalistic ideas and loved their respective countries.