Answer: At first, Mandela and his fellow members of the ANC used nonviolent tactics like strikes and demonstrations to protest apartheid. In 1952, Mandela helped escalate the struggle as a leader of the Defiance Campaign, which encouraged Black participants to actively violate laws.
Explanation:
the many sanctions imposed on Bolivia
the disappearance of thousands of people in Chile
the short Falkland War with Great Britain
the harsh suppression of a revolution in Algeria
I would say the answer is d