What makes World Without You by Belinda Carlisle notable?

'World Without You' became a notable hit within Carlisle's discography, particularly the extended mix that gained traction in clubs and radio airplay. The song exemplified the late '80s pop sound, contributing to Carlisle's establishment as a prominent figure in the new wave movement during this era. Released in early 1988, 'World Without You' was a pivotal moment for Belinda Carlisle, following her successful debut solo album 'Heaven on Earth.' At this point in her career, she was solidifying her identity as a solo artist after leaving the Go-Go's and was beginning to explore more mature themes in her music.