rosa parks, an activist in the civil rights movement, refused to give up her bus seat to a white man. her actions helped to raise awareness of racism, and she inspired black community leaders to organize the montgomery bus boycott. the montgomery bus boycott was a pivotal event in the civil rights movement, demonstrating that peaceful protest could result in laws changing to protect people's equal rights regardless of race. it resulted in the civil rights act, which reduced segregation between african americans and whites. rosa parks, who disobeyed the law, brought about significant change and improvement in our world, resulting in the advancement of society.