Answer:
Nelson Mandela
Explanation:
Former South African president and civil rights advocate Nelson Mandela dedicated his life to fighting for equality—and ultimately helped topple South Africa's racist system of apartheid. His accomplishments are now celebrated each year on July 18, Nelson Mandela International Day.
He gave stirring speeches
He used non violent resistance to attract attention
Answer: I think the answer is "It weakened attempts to abolish slavery."
Thomas Jefferson was the main writer of the Declaration of independence although he did not take any part in the American revolution part of the war he was recommended to write the document by George Washington and Benjamin Franklin
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