Social and political movements have had a significant impact on music and its messages throughout history. Music has been used as a form of expression and communication to convey messages about social and political issues. Here are some ways in which social and political movements have influenced music and its messages:

1. Inspiring new genres and styles: Social and political movements have inspired the creation of new music genres and styles. For example, the civil rights movement in the United States inspired the creation of soul music and the protest folk music of the 1960s.
   2. Spreading messages and ideas: Music has been used to spread messages and ideas about social and political issues. For example, protest songs have been used to raise awareness about issues such as war, civil rights, and environmentalism.
   3. Challenging the status quo: Social and political movements have also challenged the status quo in music. For example, the punk movement in the 1970s challenged traditional ideas about music and art and created a new subculture.
   4. Promoting social change: Music has been used as a tool for promoting social change. For example, the Live Aid concert in 1985 raised awareness and funds for famine relief in Africa.
   5. Reflecting cultural and societal changes: Music has reflected cultural and societal changes. For example, the rise of hip-hop music in the 1980s reflected the experiences and struggles of urban African American communities.
   In summary, social and political movements have had a profound impact on music and its messages, shaping the way we understand and appreciate music today.

Technology has also moved with the times and assisted with new movements; access to music is now greater, most people can now easily listen to any music they like through the internet, so this has helped facilitate change and music will continue to be a good force for change.