Punk started to decline in both the US and Britain in the late 70s primarily because: the mainstream music was regarded as too soft.
What is punk?
This is the term that is used to refer to a style of music. This is usually an aggressive style of music that is shown to have close resemblance to rock musical.
This style of music is known to have emerged in Britain and in America during the late 1970s in the nation as a response to the types of music that were in place.
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