First Americans

"... As the song became an anthem for draft dodgers, Buffy was targeted.

"I didn't know any better. I assumed that in America you could say what you wanted to say."

Still, things were going well for Buffy at the time. "And then Kennedy was assassinated and Johnson took over and all of a sudden my radio play stopped, and my phone was tapped. I was no longer as welcome in America."

Buffy's efforts were focused on American Indian rights and the environment. She lent her voice to the struggles of the American Indian Movement, and the fishing rights struggle in Washington state was among those. Buffy sent funds from concerts for water for the Occupation of Alcatraz. When Buffy performed at an Alcatraz fundraiser at Stanford University, on Dec. 18, 1969, Richard Oakes presented her with a bouquet of flowers and read the Alcatraz Proclamation... "

https://bsnorrell.blogspot.com/2013/07/the-blacklisting-of-buffy-sainte-marie.html