What year did lunatic fringe come out?

The term "lunatic fringe" doesn't have a specific release date like a song or movie. It's a phrase that has been used for a long time to describe a group of people with extreme or unconventional views, often considered to be on the edge of society.

The earliest known use of the term dates back to the 1930s, referring to those who supported extreme political ideologies.

Therefore, there's no single "release year" for the phrase "lunatic fringe". It's a term that has evolved over time, taking on different meanings depending on the context.