In the 1970s, what did the american indian movement organize?

Clouds thar look like whisps of hair are

In 1870 which path would be the easiest to travel when going from omaha to sacramento a-mormon trail b-transcontinental railroad c-santa fe trail d-california trail

Brainliesttt !me : ) -what have some nations done to protect their national culture? (france, china, and india)