Following the terrorist attacks on September 11th, songs like Billy Joel's "New York State of Mind" took on a new and heightened meaning and politically charged country music took center stage.
Following the killings of four Kent State University students during anti-Vietnam War protests, politically driven songs from Neil Young, Buffalo Springfield and others became popular.
Following Hurricane Katrina, international artists from U2 to Kanye West joined New Orleans musicians in benefit concerts to help ensure the city's rich traditions survived.
Neil Armstrong and Buzz Aldrin's moonwalk inspired musicians from David Bowie and the Byrds to Parliament-Funkadelic and Sun Ra to imagine a cosmic future for mankind.
Billie Jean King's win against Bobby Riggs in their famous tennis match was a galvanizing moment for the women's movement and ushered in music that delivered messages of female empowerment.
Tracking the beginning of the gay rights movement in America following the riots at Stonewall Inn and how music has played a vital role in celebrating and preaching tolerance of the LGBT community.
