25. Pink - Dear Mr.President

Note that this song has been heard around the world and it has been  highly valued by music critics.
This song was a direct message to the USA president, George Bush.
Discusses various civil problems that happened in those years while George Bush was in charge, and also about the Iraq War and No Child Left Behind Act.  Furthermore, the image that George Bush gave to the other countries because he was caught taking drugs and alcohol at University.

24. James Brown - I'm Black and Proud

This song is about the mistreatment that blacks have in America, white people are treat blacks as inferior, they are believed to have power over them. And for this reason blacks are tired of working for someone and also to be judged to be of another color.But after all, they are proud to be black.

23. Country Joe and the Fish- The 'Fish' Cheer/I-Feel-Like-I'mFixin'-to-Die Rag"

This song is about people who may join the Vietnam War  with certain conditions . He also talks about the separation of parents to send their children to fight and later the same concern about whether their child will come back. It also very critical with Wall Street traders.

22. Sex Pistols - Anarchy in U.K

 It is a very rebellious, very revolutionary song without any concern for what people think.

21. Neil Young - Rockin' In the free World

It was one of the most representative songs of the 20th century, directed in a straightforward way to the government and society as a whole.

20. Michael Jackson - Earth Song

This song is about the protection of the environment and animal welfare.

19. Bruce Springsteen - Born In the USA

This song is about a working man who is in a time of spiritual crisis, who does not want to be part of society, away from the government, his family, in summary, his life is meaningless.