List 2 ideas Malcolm X did that changed the world

Malcolm X was an African American leader in the civil rights movement, minister and supporter of black nationalism. He urged his fellow black Americans to protect themselves against white aggression “by any means necessary,” a stance that often put him at odds with the nonviolent teachings of Martin Luther King, Jr.

This is what i found “an elliptical clause is a type of dependent, or subordinate, clause that is missing a word or words. often, the missing part is a verb or verb phrase. while elliptical clauses are acceptable to use, they can sometimes cause confusion for writers and readers, especially when the sentence ends with a pronoun.” i hope this you for what your looking for. can you plz mark me brainliest?