What was the significance of the greensboro sit-in to the civil rights movement? it inspired sit-ins all over the south. it resulted in desegregation of a lunch counter. it received the attention of local officials. it was the first sit-in of the civil rights movement.

It resulted in desegregation of a lunch counter.
The Greensboro sit-in was not the first of the sit-ins, but helped to increase the national sentiment of reversing desegregation and a majority of the Woolworth's became desegregated, and this sit-in attracted lots of media attention and this started many sit-in's by students across the country. The lunch counter where the sit-in took place is now part of the  Smithsonian National Museum.

An example of a political opponent would be albert einstein hitler hated him because he was jewish a pacifist