Opposition to United States involvement in the Vietnam War This concept of intimate involvement reached new heights in May 1968 when the "Composers and Musicians for Peace" concert was staged in New York. As the war continued, and with the new media coverage, the movement snowballed and popular music reflected this. As early as the summer of 1965, music-based protest against the American involvement in Southeast Asia began with works like P. F. Sloan's folk rock song "Eve of Destruction", recorded by Barry McGuire as one of the earliest musical protests against the Vietnam War. A key figure on the rock end of the antiwar spectrum was Jimi Hendrix
Protest song singing movement began, It was needed to take care of protest songs, a new term that could be used to differentiate them from popular songs was necessary. In a broad sense, The Minjung-Gayo includes the anti-Japanese song on Japanese colonial era which is continued to the early 1970s. But Generally, the Minjung-Gayo means the culture which is matured in the late 1970s and lasted in 1990. Korean protest song called Minjung-Gayo reflects the will of crowd and voices of criticism of the day. Korean protest song has emerged on 1980s, especially before and after of the June Democracy Movement in