Caetano Veloso is a Brazilian singer, songwriter, guitarist, and political activist who has used his music to raise awareness about the plight of the indigenous people of Brazil.

Woodstock was a music festival held in 1969 that became a symbol of peace and counterculture. The festival featured performances by some of the most iconic musicians of the era, including Jimi Hendrix, Janis Joplin, and The Who.

Bob Dylan, Bruce Springsteen, and Stevie Wonder are all musicians who have used their music to promote social justice and equality. Dylan's songs often address issues of poverty, war, and racism. Springsteen's songs often focus on the working class and the struggles of everyday people. Wonder's songs often address issues of race, equality, and peace.

We Shall Overcome, Strange Fruit, and Mississippi Goddam are all songs that became anthems for the civil rights movement in the United States. We Shall Overcome was a traditional spiritual that was adopted by the civil rights movement as a song of hope and unity. Strange Fruit was a song written by Billie Holiday that protested the lynching of African Americans. Mississippi Goddam was a song written by Nina Simone that protested the racism and segregation in the state of Mississippi.

Thom Yorke, Björk, and Brian Eno are all musicians who have used their music to raise awareness about the issue of climate change. Yorke's music often addresses environmental issues, and he has been involved in several campaigns to raise awareness about climate change. Björk's music often incorporates natural sounds and elements, and she has spoken out about the importance of protecting the environment. Eno has been involved in several projects to promote renewable energy and sustainable living.

Live Aid was a music festival held in 1985 that raised money for famine relief in Africa. The festival featured performances by some of the most popular musicians of the era, including Queen, U2, and Madonna.

Bono is a musician who is known for using his music to promote peace and reconciliation in Northern Ireland. He is the lead singer of the rock band U2, and he has been involved in several campaigns to raise awareness about the conflict in Northern Ireland.

Nkosi Sikelel' iAfrika is a song that became an anthem for the anti-apartheid movement in South Africa. The song was written in 1897 by Enoch Sontonga, and it was adopted by the African National Congress as its official anthem in 1925. The song is a prayer for peace and unity in Africa.

Bob Marley, Fela Kuti, and Miriam Makeba are all musicians who have used their music to raise awareness about the issue of poverty. Marley's songs often addressed the poverty and oppression faced by people in the developing world. Kuti's music often protested the corruption and inequality in his home country of Nigeria. Makeba's music often addressed the issue of poverty and racism in South Africa.

America: A Tribute to Heroes, Concert for New York City, and United We Stand were all music festivals held in 2001 that raised money for victims of the September 11 attacks. The festivals featured performances by some of the most popular musicians of the era, including Bruce Springsteen, U2, and Paul McCartney.

Peter Gabriel, Sting, and Tracy Chapman are all musicians who have used their music to promote human rights and social justice. Gabriel's songs often address issues of poverty, war, and environmental destruction. Sting's songs often address issues of human rights and social justice. Chapman's songs often address issues of race, equality, and poverty.

I Am What I Am is a song that became an anthem for the LGBTQ+ rights movement. The song was written by Jerry Herman for the musical La Cage aux Folles, and it was released as a single in 1983. The song is a celebration of self-acceptance and individuality.

John Lennon, Bob Dylan, and Bruce Springsteen are all musicians who have used their music to raise awareness about the issue of gun violence. Lennon's song Imagine is a plea for world peace and an end to violence. Dylan's song Masters of War is a protest song against the military-industrial complex. Springsteen's song Born in the U.S.A. is a song about the struggles of Vietnam War veterans.

Hope for Haiti Now, Haiti Benefit Concert, and United for Haiti were all music festivals held in 2010 that raised money for victims of the Haiti earthquake. The festivals featured performances by some of the most popular musicians of the era, including Madonna, Jay-Z, and Beyoncé.

Ravi Shankar, Yehudi Menuhin, and Daniel Barenboim are all musicians who have used their music to promote peace and understanding between different cultures. Shankar was a sitar player who collaborated with Western musicians such as George Harrison and John Coltrane. Menuhin was a violinist who founded the Yehudi Menuhin School, a music school that brings together students from all over the world. Barenboim is a pianist and conductor who founded the West-Eastern Divan Orchestra, an orchestra that brings together Israeli and Palestinian musicians.